释义
n. 下水道,排水沟,消耗 v. 耗尽,排出沟外
例句
1. This country is being drained of its best talents. 这个国家最优秀的人才在不断外流。 2. Boil the vegetables for 20 minutes and then drain off the water. 把蔬菜煮上20分钟，然后把水沥掉。