Euve
极紫外探测器
🗣️ 情景例句
I wonder whether I might ask you a question.
我是否可以问你一个问题？
How did you tell him?
你是如何告诉他的？
We should learn the value of money and learn how many hours' work has to be done before we can buy something.
我们应该认识到钱的价值，知道要干多少小时的活，我们才能买某件物品。