The new technique has been used to identify the sex of foetuses.
这一新技术已经被用来鉴别胎儿的性别。
柯林斯例句
In other experiments, some of the lost foetuses were abnormal.
在其他的实验中, 有一些不成功的胎儿是畸形的.
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In this way, Kuwabara has kept goat foetuses alive and growing for up to 10 days.
他利用这种方法保证了羊胎成活,并存活了10天.
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