小炸弹

If the children do not start arriving until later in life, there is less time to reach that ideal number.

如果直到大龄才开始有孩子，那就没多少时间生育较多的子女。

Objective To evaluate effect of the esophagectomy combined lung volume reduction surgery at esophageal cancer of subnormal respiratory function.

1999年5月～2004年8月，对56例肺功能差的中下段食管癌分成单纯食管癌切除（27例）和食管癌切除与肺减容术同期（29例）两组进行了手术治疗。