Wall resistance
[化] 管壁热阻
🧩 词语组成解析
🗣️ 情景例句
I'd like an advance copy of the book, though,
但我想要一本新书的试印本
It's been a long time.
好久不见了。
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。