turn someone in的意思是“告发某人，检举某人”，读音为：英 [tɜːn sʌm wʌn ɪn] 美 [tɜːrn sʌm wʌn ɪn]。

用法示例：If you have any information about a crime, you should turn someone in immediately.（如果你对犯罪行为有任何信息，你应该立即检举揭发。）

双语翻译：I'm sorry, but I can't turn someone in. I'm a law-abiding citizen and I believe in helping the police solve crimes.（很抱歉，我不能告发某人。我是个遵纪守法的公民，我相信帮助警方破案。）

turn someone in的意思是举报某个人；

释义：to tell the police or other authorities that someone has been doing illegal or harmful things.

用法：turn sb. in sb. should be doing the opposite of what they are doing now. It is a kind of help to protect the society.

turn in one's homework交作业；向警方检举违法或有害的人。

双语翻译：I will turn you in to the police if you don't pay me back.

常见用法：turn in one's resignation提交辞呈。

中文翻译：将某人交予警察；如果你不还我，我就举报你。

注意事项：turn in 还可以表示“上缴”，比如：turn in your gun 缴枪不杀。在具体使用时需要根据语境进行判断。

turn someone in的意思是“告发某人，检举某人”，通常用于法律语境，表示向有关当局揭发某人犯有某种罪行或违法行为。

短语列举：

1. turn someone in to the police: 向警方检举某人

2. turn in someone: 告发某人

3. hand someone in: 提交某人供审讯

4. report someone to the authorities: 向当局举报某人

5. inform on someone: 告发某人

6. denounce someone: 揭发某人

7. expose someone: 揭露某人

8. blow the whistle: 揭发不法行为

9. blow someone's cover: 暴露某人的身份或掩盖被揭露

10. turn someone in for a crime: 因某人的犯罪行为而检举某人

英语中其他相关短语还有：inform against sb，report sb to the police等，它们都表示向有关当局揭发某人犯有某种罪行或违法行为。在具体使用时，需要根据语境和上下文来选择合适的短语。