n.负担 vt.使……负担

　　Ever since his father passed away, John has shouldered the burden of raising his family.

　　约翰的父亲过世后，他就负起养家的重担。

　　I don't want to burden you with these matters; I can take care of them myself.

　　我不想让这些事造成你的负担；我可以自己处理。

　　major

　　a.大部分的；主要的，重要的 vi.主修（与in并用） n.主修科目

　　I have already seen the major part of the film.

　　这部电影的大部分我已经看过了。

　　He played a major role in the play.

　　他在这出戏中扮演一个重要的角色。

　　I majored in accounting in college.=I took accounting as my major in college.

　　我大学主修会计。

　　minor

　　a.轻微的；不重要的 vi.辅修（与in并用） n.辅修科目

　　Sue sustained only minor injuries in the fall.

　　苏跌倒时只受到轻伤。

　　He got his start with a minor part in a TV series.

　　他先是在某电视连续剧里饰演一个小角色这样起家的。

　　He minored in French.= He took French as his minor.

　　他辅修法文。

　　majority

　　n.大部分

　　The majority of residents on the island can only speak their own dialect.

　　这岛上大部分的居民只会说他们自己的方言。

　　minority

　　n.少数；少数民族

　　Only a minority of the voters approved the tax increase.

　　只有少数民族赞同这次的加税。

　　The white minority once ruled over South Africa.

　　白人少数民族曾统治过南非。

　　available

　　a.可利用的；可得到的；有空的（=free，以人作主语）

　　The church is available for weddings Monday through Saturday.

　　那间教堂星期一到星期六可用来举行婚礼。

　　Tickets are still available at the entrance.

　　入口处仍有售票。

　　Will you be available this afternoon?= Will you be free this afternoon?

　　你今天下午有空吗？

　　suggest

　　vt.建议；暗示

　　Frank suggested that we (should) leave early.

　　法兰克建议我们应该早点离开。

　　Alice's expression suggests that she's getting impatient.

　　爱丽斯的表情暗示着她不耐烦了。