Derustit
电化学除锈法
🗣️ 情景例句
We'd prefer a credit card, if you have one.
如果你有信用卡，我们较喜欢信用卡。
At Xmas time, Debra began to dream of all the presents.
到了圣诞节的时际，黛布拉开始梦想着所有的礼物。
one that still does not possess the bomb, of making it aware of the possibility,
对一个尚未拥有核弹、如果告诉它制造核弹的可能性，