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这个单词你近期已经查过5次了,小D建议你将它收录到单词本。收录 / 忽略

stem

[stem][stɛm] 添加到我的生词本
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n.
1.(花草的)茎,(树木的)干;(叶片﹑ 花朵或果实的)梗,柄
2.状部分,(尤指)高脚酒杯的颈, 烟斗柄.
3.【文】血统
v.
[T]遏制,阻止(液体流动等)
*原词stems不存在,校正为[复数]原型。但存在多个近形词 原词参考»
时 态:stemmed,stemming,stems
同:
  1. There are two types of stem growth habit and floral initiation in soybean.
    大豆茎生长习性和花的发生有两种类型。收藏
  2. The liner has been refitted from stem to stern.
    那艘班轮已经全面整修.收藏
  3. A sheath formed at the node of a stem by the fusion of two stipules,as in the rhubarb plant.
    托叶鞘两片托叶接合于枝干的结上而形成的一种鞘,如在大黄属植物中。收藏
  4. Rising stem-outside screw and yoke is preferred in iron multi-turn valves.
    明杆-外螺纹和支架结构是铸铁多回转阀门的首选结构。收藏
  5. Valve sticking. Gum or carbon deposits on the valve stem will cause valve sticking. Excessive valve-stem clearance speeds up valve deposits.
    气门沾着:气门杆上的胶质或积炭是造成沾着的原因。气门杆间隙过大会加速气门的积炭。收藏
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名词解释:

  • (linguistics) the form of a word after all affixes are removed
    • thematic vowels are part of the stem
  • a slender or elongated structure that supports a plant or fungus or a plant part or plant organ
    [同] stalk, stem
  • 更多 ...

动词解释:

  • grow out of, have roots in, originate in
    • The increase in the national debt stems from the last war
  • cause to point inward
    • stem your skis
  • 更多 ...
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