亚洲国产精品视频中文字幕,毛片亚洲AV无码精品国产午夜,亚洲国产精品色婷婷,国产综合日韩精品第16页

單詞乎

tribology

音標(biāo)[trai'b?l?d?i]
tribology是什么意思、tribology怎么讀

tribology漢語翻譯

n. 摩擦學(xué)

tribology詞型變化

名詞:tribologist 形容詞:tribological 

tribology英語解釋

名詞 tribology:

  1. the branch of engineering that deals with the interaction of surfaces in relative motion (as in bearings or gears): their design and friction and wear and lubrication
0
糾錯