辛沛沛NO-BOOK 傻瓜机从零开始学英语--Unit 57 Don't worry!
时间：2019-01-20 作者：英语课 分类：辛沛沛NO-BOOK 傻瓜机从零开始学英语
英语课
Don't worry! 别担心！
Don't worry! 别担心了！
Don't worry! 不用担心！
Don't worry! 没事的！
Don't worry! 不用担心！
Don't worry! 不要担心那事了！
Don't worry! 别为此担心了！
Don't worry! 你别为这个担心了！
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收听单词发音 1
unit
n.单位，单元，部件，元件，装置
参考例句：
This unit is very hard.这个单元很难。
This textbook has twenty units.这本课本有二十单元。