Derustit
电化学除锈法
🗣️ 情景例句
And if I can be of any help,
如果我能有所帮忙的话，
Yes, a lot of friends.
是的，很多。
I was proud that we had come across something that was completely unknown and valuable and,
让我感到自豪的是，我们在无意中发现了不为世人所知的、有价值的东西，