不要讲话了，好吗？这样闹我简直无法打电话了。

Knock it off, will you? I can’t make a phone call with all this noise going on.

请原谅，先生，先别挂电话，劳伦斯太太要亲自与您讲话。

Excuse me, sir, hold on. Mrs Lawrence will speak to you herself.

该电话正在讲话中。My time is fully engaged。

The number is engaged.