英语语法分析

Parthenogenesis is so far known to occur in about 70 reptile species.

迄今已知大约70种爬行动物有单性繁殖行为。

It proves that the inducing of laser on poplar parthenogenesis are efficient.

说明激光诱导杨树单性生殖是有效的。

That could explain why parthenogenesis reproduction has emerged in so many species.

这就可以解释为什么这么多物种都会有孤雌生殖现象。