提示：点击例句中的单词，就可以看到词义解释

Pet sitters must be some of the tech-savviest people around .

宠物保姆肯定都是技术达人。

The unhappy boy makes trouble for his baby sitters .

那个不快乐的小孩常给临时保姆添麻烦。

Many house sitters are invited for repeat stays .

许多房子住蛇重复报名.

Had professor wilson 's traps posed a real threat only the sitters would have survived .

如果说威尔逊教授的陷阱形成真正的威胁的话，那么只有定坐者才能生存。

He posed his sitters simply , often backing them into a corner .

他总是把模特逼退到角落，让他们摆些简单的造型。