•[+ to infinitive] She carried out her threat to throw away any clothes that were left on the floor.她将她的威胁付诸行动，把丢在地上的衣服全都扔掉了。

•The threat of jail failed to deter him from petty crime.坐牢没能吓住他搞小偷小摸。

•Drunken drivers pose a serious threat (= cause a lot of harm) to other road users.酒后驾车者对其他路人构成了严重威胁。

•He says he'll tell the authorities but it's just an empty threat (= it will not happen).他称他要向当局报告，不过那只是一句吓唬人的话。

•She left the country under threat of arrest if she returned.她离开了那个国家，并被警告，一旦返回就会被逮捕。