正文

VOA慢速英语:The Sounds of Grammar with Betty Azar

2016-07-15来源:VOA

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词汇讲解：

1. contract n.合同; 契约; 协议
例句：We must tie him down to the contract.
我们必须使他受合同约束。

2. combine vt.使结合; 使化合; 兼有
例句：The two old schools are to combine to form one big new school.
这两所旧学校将合并组成一所新的大学校。

3. suppose vt.认为; 假定; 猜想
例句：Let us suppose another planet with conditions similar to those on the earth.
让我们假定另外有一个具有和地球上相似条件的行星。

4. contributor n.贡献者; 捐助者
例句：He is a regular contributor to children's magazines.
他经常为儿童刊物写稿。