下流的勾当 meaning in Chinese

base acts

Camouflaging an ammunition ship with the red cross is a filthy trick .
用红十字伪装一艘弹药船是下流的勾当。
You ll say it s dirty , lowdown business ; but what if it is
你会说这是一桩肮脏下流的勾当，不过那又怎么样呢？
That s just the way : a person does a low - down thing , and then he don t want to take no consequences of it . thinks as long as he can hide , it ain t no disgrace
一个人一旦做了什么下流的勾当，可是又并不想承担什么责任，自以为只要把事情遮盖起来，这多么丢人现眼啊。