Dermitron
高频电流镀层测厚仪
🗣️ 情景例句
We're having a good time, and they're in good hands.
我们玩得痛快，他们也得到很好的照顾。
I know the boy whose father is an architect.
我知道那个男孩的父亲是建筑师。
Where's he from?
他是从哪来的？