今天下午彼得不得不去上一节吉他课的翻译：This afternoon, Peter had to go to a guitar lesson 什么意思？中文翻译英文，英文翻译中文，怎么说？

青云英语翻译

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This afternoon, Peter had to go to a guitar lesson

This afternoon Peter can not but go to a guitar class

This afternoon, Peter had to go to a guitar lesson section

This afternoon, Peter had to go to a guitar lesson