one's own lookout

1. 自己(应注意)的事

If you want to go into that lion's cage, it's your own lookout.

如果你愿意到狮笼里去, 那是你自己的事。

on the lookout for

1. 密切注意着; 费心寻觅着

I'm on the lookout for a second-hand car.

我正留心着想买辆二手车。