The guards were always on the lookout for assassins.

警卫们总是警惕着刺客。

Collectors are always on the lookout for Minton pieces.

收藏家们总是在寻找明顿瓷器作品。

The park rangers are constantly on the lookout for poachers.

公园护林员时刻在寻找偷猎者。

Stamp collectors are always on the lookout for rare and valuable stamps.

邮票收藏家总是在寻找稀有且有价值的邮票。

Public health officials are always on the lookout for potential epidemics.

公共卫生官员总是在警惕潜在的流行病。

Collectors are always on the lookout for limited editions of famous works.

收藏家们总是在寻找著名作品的限量版本。

On the lookout for adj.

寻找，注意，警戒

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

我正留心著想买辆二手车。

You are on the lookout for a new cookware set.

你留意寻找一个新的不粘锅定。

Everyone here is on the lookout for extra work.

这里人人都在留心等候着额外工作的机会.