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Embryos and fetuses are the most charged subject in american political discourse .

胎儿是美国政治演说中最常被渲染的话题。

Some parents who want boys abort fetuses which ultrasound scans show to be female .

有些父母为了想生男孩，会在超声波扫描显示胎儿女为孩的情况下打掉胎儿。

Lung cells taken from rat fetuses were injected into the setup , along with nutrients that helped the cells grow .

从胎鼠中取出的肺细胞被注入这个装置系统中，同时还有帮助细胞生长的营养物质。

19 Fetuses . You know what that means ?

19个胚胎知道那意味着什么?

With more pressure to limit families to two children , female fetuses are often aborted after a couple sees an ultrasound .

随着生养两个孩子的限制越来越多，怀孕的女性在通过超声波确定怀的是女婴后，经常会去做流产。