subtend

英式音标subtend怎么读

美式音标subtend怎么读

subtend词义

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vt. 对向;包在叶腋内

词态变化

第三人称单数: subtends;过去式: subtended;过去分词: subtended;现在分词: subtending;

中文词源

subtend 对向弧,对向角

sub-,在下,向上,-tend,延展,词源同 tend,extend.用于几何学术语指对向弧,对向角。


subtend双语例句

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1. In the daisy family the numerous bracts which subtend the inflorescence are known as an involucre.
在菊科植物中,苞片数目多而聚生在花序外围,称为总苞.

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subtend英文词源

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subtend (v.)
1560s, from Latin subtendere "to stretch underneath," from sub "under" (see sub-) + tendere "to stretch" (see tenet). Related: Subtended; subtending.

subtend实用场景例句

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In the daisy family the numerous bracts which subtend the inflorescence are known as an involucre.
在菊科植物中,苞片数目多而聚生在花序外围,称为总苞.

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