"Keep your voice down," I whispered.

我轻声说：“小声点儿。”

柯林斯例句

Keep your voice down, for goodness sake.

看在上天的份儿上，小点儿声。

柯林斯例句

Sh! Keep your voice down!

嘘！小声点儿！

《牛津高阶英汉双解词典》

Could you keep your voice down a bit?

你们说话小声些好 吗 ?

英语晨读30分（高三）

Keep your voice down, ie Don't speak loudly.

说话声音放低些.

辞典例句

And if you must speak another colleague, keep your voice down.

如果你非得和同事说话, 那就小点声.

互联网

Hey! Keep your voice down! You will not convince anyone by shout.

嘿! 小声一点! 你吼叫并不能说服任何人.

互联网

Keep your voice down if you need to talk in the library.

如果有需要在图书馆里说话,把你的音量放低.

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Agnes: Keep your voice down, Melinda.

阿格尼丝: 让您的声音了, 梅林达.

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Keep your voice down , simeone might hear.

小声一点, 有人会听见的.

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Could you please keep your voice down as it is disturbing other guests?

请您小点声音好 吗 ?

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Carlos : Hey! People are starting to stare. Can you keep your voice down?

卡洛斯: 嘿! 大家都在看我们了, 你能小声点 吗 ?

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