At this point, he threatened to kill a hostage.

在这个节骨眼上，他威胁杀死人质。

youdao

It took only three shots for navy snipers to kill the trio of pirates holding Captain Richard Phillips hostage on a lifeboat drifting in the high sea.

海军狙击手仅用三枪就击毙了三名海盗，当时海盗挟持船长理查德·菲利普斯作为人质乘坐一艘救生艇漂浮在公海上。

youdao

With a gun in hand, the gangster threatened to kill the hostage if he was not paid.

歹徒手里拿着枪，扬言如果拿不到钱就杀掉人质。

youdao

Vallandingham was killed on the fourth day of the occupation, after his inmate captors had flown a bed sheet out the windows threatening to kill a hostage if certain demands weren't met.

NPR: Mood Tense On 20th Anniversary Of Ohio Prison Riot

Earlier this month, it used Twitter to announce it would kill a French hostage and then said it had done so.

BBC: Somalia's al-Shabab Twitter account suspended

Al-Shabab's previous English-language account was suspended after it used it to announce it would kill a French hostage and then said it had done so.

BBC: Somalia's al-Shabab opens new Twitter account