这句话英文怎么说(生活篇) 第873期:老师大点声!

Sir, Speak up a bit.
老师大点声！

讲解：
Speak up - to speak in a louder voice so that people can hear you。
例如：Could you speak up? We can't hear at the back. 你能大点声吗？我们在后面听不到。

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