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单词 tube foot
分类 英汉词典
释义
词典释义:
tube foot
英 [tjuːb fʊt]
美 [t(j)ub fʊt]

n. 管足

双语例句
  • In the moment when I looked into the cave a little elfin starfish hung down, suspended by the merest thread, perhaps by only a single tube foot.

    就在我朝洞里探望时,从洞顶上挂下一只小海 星,仅仅悬在一条线上,或许就在它的一只管足上。

  • Goodyear built in 1961 this 24-foot-wide model of a rubber doughnut-shaped space space station, which, perhaps not surprisingly, looked like an inner tube.

    1961年,固特异曾建造了一个7米宽的圆环橡胶空间站模型。以固特异所从事的老本行来看,这玩意就像是一个轮胎内胎也没什么好惊讶的。

  • I may have to re-weld the top tube for vertical head tube and add some length for more foot to blade clearance.

    我可能必须重新焊接管顶端的垂直领导管并增加一些长度为更多的步行刀片清除。

  • Faster in town than going by car, bus, tube or on foot.

    骑自行车在城市里面比开车,做公车,做地铁,步行更加快捷。

  • The inside packs a footight tube, the fleetness starts in a moment, can according to customer request refit the one foot light tube.

    内装单脚灯管,快速瞬时启动,可根据用户要求改装双脚灯管。

百科

1. 管足指的是在棘皮动物水管系统中从辐管分出的管状运动器官。沿步带紧密排列,各管足末端具有吸盘,当水倒流回基部的坛囊时,管足就缩入体内。从棘皮动物步带表面所伸出的薄壁细管,在顶端有吸盘,基部有二根细管和体壁正下方的壶腹相连,其内腔表面覆盖着纤毛,水管系统充满体液。

释义
n.

Zoology (in an echinoderm) each of a large number of small flexible hollow appendages protruding through the ambulacra, used either for locomotion or for collecting food and operated by hydraulic pressure within the water-vascular system

【动】 (棘皮动物的)管足。

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更新时间:2025/4/7 16:27:49