They wanted a pretext for subduing the region by force.他们想找借口用武力征服这个地区。

They would now find some dubious pretext to restart the war.他们现在会找个蹩脚的借口重新发动战争。

He excused himself on the pretext of a stomach upset.他假借肚子不舒服为由离席。

I darted into the bedroom on the pretext of looking for a book.我以找书为借口冲进了卧室。