Derustit
電化學除銹法
??? 情景例句
Maybe I can help.
也許我能幫忙。
It's a good thing you reminded me to take my heavy coat.
謝謝你提醒我拿我的厚衣。
No. It isn't real, said Meimei. It was used in plays.
“不，那不是真的，”梅梅說，“那是演戲用的。”