Nonstop waves of immigrants played a role, too -- and so did bigger crops of babies as yesterday's " baby boom" generation reached its child bearing years.

源源不断的移民浪潮也起到了一定作用——随着昨天的“婴儿潮”一代到达生育年龄，婴儿数量的增加也起到了一定作用。

I want to tell her that the physical wounds of child bearing will heal, but becoming a mother will leave her with an emotional wound so raw that she will be vulnerable forever.

分娩的有形伤疤可以愈合，但是做母亲的情感伤痕却永远如新，她会因此变得十分脆弱，永远都是。