poisonous
a.有毒的;恶毒的，刻毒的
Some mushrooms are extremely poisonous.有些蘑菇有剧毒。
policy
n.政策，方针;保险单
The company has adopted a strict no-smoking policy.该公司实行了严格的禁烟制度。
polish
vt.磨光，擦亮;修改，润色 n.上光蜡
I spent all afternoon polishing the silver.我整个下午都在擦拭银器。
politician
n.政治家，政客
politicians who are trying to get the minority vote
在争取少数族群选票的政治家
