My boyfriend and I robbed a store and were caught red-handed.
我和男朋友去抢劫一家商店，被当场逮到了。
They caught the thief red handed.
他们当场抓住了贼.
期刊摘选
The smoking patrol has caught two men red handed smoking in a public area.
这个吸烟巡逻队已当场抓住两个在公共场合吸烟的男子.
期刊摘选
"caught red-handed"
"he was caught red-handed"