A test tube baby is a baby who is conceived by in vitro fertilization.

试管婴儿是通过体外受精的方式孕育出来的婴儿。

The first "test tube baby" is a mother herself now, and she's been joined by millions of others born with the help of in vitro fertilization.

第一位“试管婴儿”现在已经是一位母亲了，而在她之后，已经有了数百万借助体外受精方式孕育出来的婴儿。

来源：同文世纪翻译，转载请注明出处！