unit 3 computers
核心单词
1. common
adj. 共同的,普遍的;常见的
常用结构:
in common 共有,公用(在句中多作状语)
have nothing/little/a lot/something in common (with) sb.
与某人没有/许多/有些共同之处
in common with 和……一样
common sense/knowledge 常识
common welfare 公共福利
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