Screwjack
螺旋起重机
🗣️ 情景例句
Well, for one thing, he's my sister's boyfriend. Ann talks about Jack all the time.
首先，他是我妹妹的男朋友。安整天就是杰克长杰克短的。
I know the boy whose father is a scentist.
我知道那个男孩的父亲是科学家。
It seemed that one bee was able to communicate the news of food to other bees in its hive.
似乎一只蜜蜂能够把食物的信息传递给蜂箱里的其他蜜蜂。