化学反应被进行英文怎么说?!!

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查看11 | 回复4 | 2007-4-17 16:15:34 | 显示全部楼层 |阅读模式
a chemical reaction has occurred
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千问 | 2007-4-17 16:15:34 | 显示全部楼层
chemical reaction is processing
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千问 | 2007-4-17 16:15:34 | 显示全部楼层
The chemical reaction is carried on
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千问 | 2007-4-17 16:15:34 | 显示全部楼层
The chemical reaction is carried on①Conducted by the chemical reaction ②The chemical reaction is carried on
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千问 | 2007-4-17 16:15:34 | 显示全部楼层
A chemical reaction has occurred/is occurring.It has been undergoing chemical reactions. I don't think you can use the passive tense.(被动时态)
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