Derustit
电化学除锈法
🗣️ 情景例句
We were most impressed with your efficiency.
你的工作效率很高，我们极为钦佩。
Oh,I just remembered something!I have to apply for a passport.
哦,我就记得了一些东西!我要申请一本护照。
I can see the problem. What do you think is likely to happen?
我知道问题在哪了。你认为可能会出现什么情况呢？