1.catastrophic adj.灾难的;惨重的
The water shortage in this country is potentially catastrophic.
这个国家的水资源匮乏可能会带来灾难性的后果 。
2.cleanse vt.净化;使…清洁;清洗
It urged the party to cleanse its own ranks of those found guilty of human rights violations...
它敦促该党清除那些被判侵犯人权罪的党员 。
3.indigenous adj.土生土长的;生来的,固有的;本地的
Each country has its own indigenous cultural tradition.
每个国家都有其自身的文化传统 。
4.forefather n.祖先,祖宗
Like his forefather, Benny had the ability to foresee the future.
像他的祖先一样, 本尼有能力预知将来 。