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用于夹持工具或工件并受控释放的带状、凸缘、套圈或环状部件,通常由硬质弹性材料(尤其是金属)制成。
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用于夹持工具或工件并受控释放的带状、凸缘、套圈或环状部件,通常由硬质弹性材料(尤其是金属)制成。；(戒指)镶嵌宝石的镶口。；植物胚中根与下胚轴之间的过渡区(在大多数植物中不易明显区分)。；宝石座；筒夹
A band, flange, ferrule, or collar, designed to grip and hold a tool or a workpiece under proper control, and usually to release it under control thereafter; such a collet usually is made of a hard, springy material, especially a metal.
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用于夹持工具或工件并受控释放的带状、凸缘、套圈或环状部件,通常由硬质弹性材料(尤其是金属)制成。
A band, flange, ferrule, or collar, designed to grip and hold a tool or a workpiece under proper control, and usually to release it under control thereafter; such a collet usually is made of a hard, springy material, especially a metal.
(戒指)镶嵌宝石的镶口。
The rim (of a ring) within which a jewel is set.
植物胚中根与下胚轴之间的过渡区(在大多数植物中不易明显区分)。
In an embryonic plant, the transition zone between the root and the hypocotyl (not clearly distinguishable in most plants.)
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页面下方列出了常见词形变化。学习时注意它们在句子中的语法位置。
Dictionary facts from ECDICT, WIKTIONARY.