New questions were cropping up in bioethics that needed scientific and ethical attention.生物伦理学中不断涌现新问题, 需要科学界和伦理界解决。

His name has cropped up at every selection meeting this season.这一赛季每次队员选拔会议上都会提到他的名字。

If anything crops up I'll give you a ring.如果出现任何情况, 我会给你打电话。