tetrad

常见例句

双语例句

Microspore abortion occurred after the tetrad formation.
小孢子败育发生在四分体形成以后。
Megaspore tetrad is linear. The chalazal megaspore develops into an embryo sac of Polygonum type.
大孢子四分体为线形，合点端功能大孢子发育成为蓼型胚囊。
The merit of viewing the four as a tetrad rather than selecting only three to form a triangle is that it gives greater prominence to quality.
把这四个变量看成是四元的而不是选出三个组合成三角形，它的优点在于：它给质量上带来了很多显著的帮助。

权威例句

After having seen that brilliant scene in the movie line in Annie Hall, one is always wary of quoting Marshall McLuhan, but we should remember that the medium is the message, the tetrad of media effects and all that other good stuff he said.
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