She longed to break in on their conversation but didn't want to appear rude.

她很想打断他们的谈话，但又不愿显得粗鲁。

It's impolite to break in on other people's conversation.

打断他人的谈话是不礼貌的。

He longed to break in on their conversation but didn't want to appear rude.

他很想打断他们的谈话，但又不想显得很粗鲁。

They called for a compromise on all sides to break the deadlock in the world trade talks.

他们呼吁各方作出让步以打破世界贸易谈判中的僵局。

The authorities have urged people to stock up on fuel in case hostilities break out.

当局已敦促人们储备燃料以防战争爆发。