Macrocorrosion
宏观腐蚀
🗣️ 情景例句
I don't know.
我不知道。
Late repentance is seldom true.
后悔少有诚意。
No one can plead ignorance of a subject any longer, for these are countless do-it-yourself publications.
由于出版了不计其数的教人自己动手做事的书报杂志，没有人再能说对某事一无所知。