Hydrorubber
氢化橡胶
🗣️ 情景例句
And they don't ask a married couple with no children Why don't you have any children?.
他们也不会问结了婚没有孩子的夫妇“你们为什么不要孩子？”。
School should be a time for learning.
学生时代，应该学习许多重要的事情。
I hope we can make a decision today. I believe prices might go up next week.
我希望今天就决定下来。我相信下周价格会上涨。