Falex friction test
[化] 法莱试验(在法莱摩擦机上评价润滑油的润滑性能)
🧩 词语组成解析
🗣️ 情景例句
Have you ever taken Cathay Pacific?
你有没有搭过国泰航空公司的班机？
Mr. Jones is the author of the controversial book.
琼斯先生写出了一本有争议的书。
They must keep their hands behind their backs.
他们得一直将手放在背后。