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单词 ether
分类 英汉词典
释义
词典释义:
ether
考博
英 [ˈiːθə]
美 [ˈiθər]

n. 乙醚;太空;苍穹;以太;能媒;醚;空气

短语搭配
  • petroleum ether

    石油醚

  • crown ether

    冠醚

  • diethyl ether

    乙醚

  • dimethyl ether

    二甲醚

  • ethyl ether

    乙醚;二乙醚

  • acetic ether

    乙酸乙酯;醋酸乙酯

双语例句
  • Ether is a colorless liquid and is volatile.

    乙醚是无色液体,易挥发。

  • The ether was once used as an additive to gasoline.

    这种醚曾被用作汽油添加剂。

  • A thick black smoke floated to the ether.

    一股浓浓的黑烟飘到了苍穹。

  • A breath of ether will make you faint for a few seconds.

    吸一口乙醚会让你昏厥几秒

  • Her words disappeared into the ether.

    她的话消失在九霄云外。

  • It is a constitutional isomer of dimethyl ether.

    这是二甲醚的结构异构体。

  • Archaean cell walls lack murein, and their lipids have ether links rather than ester links.

    古细菌的细胞壁缺乏胞壁质,其连接是醚连接而不是酯连接。

  • The air drying property of unsaturated polyester resin prepared from dipropylene glycol monoallyl ether was studied.

    研究了由二丙二醇单烯丙基醚制得的不饱和聚酯树脂的风干性能。

  • Select "ether" from the list.

    从列表中选择 "ether"。

近义词
n.
aetherexpanse
同根词

词根 ether

  • etherify vt. 醚化

  • etherize vt. 化成为醚;以醚麻醉;化为醚

百科

1. 乙醚又称二乙醚或乙氧基乙烷,是一种带有刺激性气味、无色、易燃、极易挥发的液体。 其是一种用途非常广泛的极性有机溶剂,与空气隔绝时相当稳定,但与空气接触会形成爆炸性混合物,略溶于水,能溶于乙醇、苯、氯仿、石油醚、其它极性溶液及许多油类。

2. Ether,化学物质,别称diethyl ether,ethyl ether,透明无色易挥发液体,易燃具爆炸性。

释义
n.

Chemistry a pleasant-smelling colourless volatile liquid that is highly flammable. It is used as an anaesthetic and as a solvent or intermediate in industrial processes.

【化】 乙醚。

[count noun]any organic compound with a similar structure to this, having an oxygen atom linking two alkyl or other organic groups

  • methyl t-butyl ether.

    甲基t-丁基醚。

(亦作aether)chiefly poetic/literary the clear sky; the upper regions of air beyond the clouds

〈主诗/文〉 太空;苍穹

  • nasty gases and smoke disperse into the ether.

    污秽的气体和烟雾向空中散去。

(亦作aether)Physics, archaic a very rarefied and highly elastic substance formerly believed to permeate all space, including the interstices between the particles of matter, and to be the medium whose vibrations constituted light and other electromagnetic radiation

【物理】 〈古〉 以太,能媒。

(the ether)informal air regarded as a medium for radio

〈非正式〉 (被视为无线电载体的)空气

  • choral evensong still wafts across the ether.

    唱诗班的晚祷声仍在从空气中随风飘过。

词源

"late Middle English: from Old French, or via Latin from Greek aithēr ‘upper air', from the base of aithein ‘burn, shine'. Originally the word denoted a substance believed to occupy space beyond the sphere of the moon. Sense 3 arose in the mid 17th cent. and sense 1 in the mid 18th cent."

  • I don't care for perchloroethylene, and I don't like glycol ether.

    "我不喜欢全氯乙烯,不喜欢乙二醇醚"。

    《The Big Bang Theory Season 4》《生活大爆炸 第四季》

  • Get it? She doesn't like glycol ether. Sounds like "either." "L-O-L."

    懂了吗?不喜欢乙二醇醚,听起来就像"亦","噗-哈-哈"。

    《The Big Bang Theory Season 4》《生活大爆炸 第四季》

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更新时间:2025/4/6 12:18:34