Rovalising
金属磷酸膜被覆法
🗣️ 情景例句
I really like this one Susan. Do you?
Susan我真的很喜欢这一件，你呢？
We can't persuade the end-users to buy your products at this price.
按这个价格，我们不能说服用户购买你们的产品。
There was too much work for our computer to cope with.
我们的计算机要做的工作太多，简直应接不暇。