释义 |
词典释义:
stem
n. 茎;干;把;柄;词干;船头;艏;艏材;艏柱;鸦片烟枪
v. 起源于;去掉…干;逆流而行;堵住;塞住;制止;向外转动(滑雪屐)以便转弯;遏制
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第三人称单数
stems
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现在分词
stemming
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形容词
stemmed
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复数
stems
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过去分词
stemmed
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过去式
stemmed
网络释义
工程和数学;程和数学;科学、技术、工程、数学;词干;阀杆;技术;科学;杆;把立;茎干;
短语搭配
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stem from
起源于;源于;来自
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from stem to stern
从船头到船尾
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stem cell
干细胞
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drill stem
钻杆
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stem ginger
优等蜜饯姜
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stem turn
半犁式转弯
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stem stitch
绳状针脚
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stem cells
干细胞
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brain stem
脑干
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neural stem cell
神经干细胞
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valve stem
阀杆
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stem flow
茎流;株流
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stem the current
堵住
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stem tide
阻止潮流
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stem rise
茎上升
双语例句
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I have 42 hours to carry stem cells (干细胞) in my little box because I've got two ice packs.
我用小箱子携带干细胞42个小时,因为我有2个冰包。
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The stem cells are harvested from a donor (捐献者) to be implanted in the patient.
从捐赠者身上提取干细胞到移植到病人体内。
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I have 42 hours to carry stem cells (干细胞) in my little box.
我用小箱子携带干细胞42个小时。
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I am Peter Hodes, a volunteer stem cell courier.
我是Peter Hodes,我是一名干细胞快递志愿者。
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In this box are some stem cells that are urgently needed for a patient.
这个盒子里是一些病人急需的干细胞。
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Men are believed to be better able to excel in STEM disciplines.
人们认为男性在科学、技术、工程和数学教育学科中会更突出。
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When they reach their full height, flowers grow out from the stem.
当它们长到最高的时候,花就从茎上长出来。
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The plant propagates freely from stem cuttings.
这种植物通过枝干扦插便可得以繁殖。
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Many European words stem from this linguistic root.
许多欧洲词汇源于这个词根。
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A nurse did her best to stem the bleeding.
那护士竭尽全力来止血。
近义词
vt.
blockdisputeprohibitdiscourage
同根词
百科
1. STEM是科学(Science),技术(Technology),工程(Engineering),数学(Mathematics)四门学科英文首字母的缩写。 其中科学在于认识世界、解释自然界的客观规律;技术和工程则是在尊重自然规律的基础上改造世界、实现对自然界的控制和利用、解决社会发展过程中遇到的难题;数学则作为技术与工程学科的基础工具。由此可见,生活中发生的大多数问题需要应用多种学科的知识来共同解决。
2. n. (名词) abbr. (缩略词) v. (动词)
释义
n.
the main body or stalk of a plant or shrub, typically rising above ground but occasionally subterranean
(植物、灌木的)茎,干。
the stalk supporting a fruit, flower, or leaf, and attaching it to a larger branch, twig, or stalk
(支撑果实、花朵、叶子的)梗。
a long, thin supportive or main section of something
把,柄;干
the slender part of a wine glass between the base and the bowl
(酒杯杯身与底座之间的)柄脚。
the tube of a tobacco pipe
烟斗柄。
a rod or cylinder in a mechanism, for example the sliding shaft of a bolt or the winding pin of a watch
(机械装置的)阀杆,导杆,棒。
a vertical stroke in a letter or musical note
(文字的)干线;(音符的)符干。
Grammar the root or main part of a noun, adjective, or other word, to which inflections or formative elements are added
【语法】 词干。
archaic or poetic/literary the main line of descent of a family or nation
〈古或诗/文〉 家谱,系谱;血统
the main upright timber or metal piece at the bow of a ship, to which the ship's sides are joined at the front end
船头,艏;艏材,艏柱。
US informal a pipe used for smoking crack or opium
〈美, 非正式〉 鸦片烟枪。
v.
[no obj.](stem from)originate in or be caused by
起源于
[with obj.]remove the stems from (fruit or tobacco leaves)
去掉(水果、烟叶的)干(或茎、梗)。
[with obj.](of a boat)make headway against (the tide or current)
(船)逆流而行。
v.
[with obj.]stop or restrict (the flow of something)
堵住,塞住;制止(流动)
stop the spread or development of (something undesirable)
遏制,制止
[no obj.]Skiing slide the tail of one ski or both skis outwards in order to turn or slow down
【滑雪】 向外转动(滑雪屐)以便转弯(或减速)。
短语
易错必背词
类似拼写词
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stemn.茎;干;把;柄;词干;船头;艏;艏材;艏柱;鸦片烟枪
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itemn.条;项;项目;条款;一条消息;一则信息;一项账目
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steamn.蒸汽;水蒸气;动力;蒸汽机车;水汽;汽力;气雾;推动力;蒸汽膨胀力;力量
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stepn.跨步;步子;梯级;台阶;措施;手段;音级;全音;半音;跑步有氧健身法
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seemv.好像;似乎;做不到
词源
"Old English stemn, stefn, of Germanic origin; related to Dutch stam and German Stamm. Sense 4 is related to Dutch steven, German Steven.Middle English (in the sense ‘to stop, delay’):from Old Norse stemma, of Germanic origin. The skiing term (early 20th cent.) is from the German verb stemmen."
考纲分布
考纲释义
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n. 茎; 主干
英文释义:
the main body or stalk of a plant or shrub
真题例句:
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Tthe stems fail to grow away from the earth's gravity.
茎在地心引力的作用下无法生长。
[2020年 福建省卷 阅读理解]
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He had planted Dr. Williams's quick-growing seedlings in it, but none of the stems were showing.
他把威廉姆斯博士的快速生长的幼苗种在里面,但没有一个茎干露出来。
[2020年 广州市 阅读理解]
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The stems weren't growing upward and the roots weren't growing downward.
茎没有向上生长,根也没有向下生长。
[2020年 广州市 阅读理解]
考纲分布
考纲释义
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n/v. 茎; 主干; 去茎叶
英文释义:
the main body or stalk of a plant or shrub
考纲分布
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n/v 茎; 主干; 去茎叶
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v (问题/怒气)起源于
考纲释义
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n/v. 茎; 主干; 去茎叶
英文释义:
the main body or stalk of a plant or shrub
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v. (问题/怒气)起源于
英文释义:
originate in; or be caused by
考纲分布
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n/v 茎; 主干; 去茎叶
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v (问题/怒气)起源于
考纲释义
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n/v. 茎; 主干; 去茎叶
英文释义:
the main body or stalk of a plant or shrub
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v. (问题/怒气)起源于
英文释义:
originate in, or be caused by
真题例句:
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The solution to great team performance stems from a willingness to recruit others who could direct their passion towards the third phase of entrepreneurialism.
优秀团队绩效的解决方案。,源于愿意招募那些能够将他们的激情引向创业第三阶段的人。
[2021年 CET6 听力]
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This kind of thinking stems from our misclassification of drawing as an art form.
这种想法源于我们将绘画错误地归类为一种艺术形式。
[2021年 CET6 阅读理解]
考纲分布
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v 起源于
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v 阻止; 遏制
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n/v 茎; 主干; 去茎叶
考纲释义
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v. 起源于
英文释义:
originate in, or be caused by
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v. 阻止; 遏制
真题例句:
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Stemming climate change, for example, is as much about changing consumption patterns and promoting tax acceptance as it is about developing clean energy.
例如,遏制气候变化不仅在于发展清洁能源,也在于改变消费模式和促进人们接受纳税。
[2013年 英语一 阅读理解B]
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n/v. 茎; 主干; 去茎叶
英文释义:
the main body or stalk of a plant or shrub
真题例句:
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Though plants lack brains, the firing of electrical signals in their stems and leaves nonetheless triggered responses.
虽然植物没有大脑,但它们的茎和叶发出的电信号却触发了反应。
[2022年 英语一 完型填空]
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