graining的意思？

graining的音标：graining的英式发音音标为：[greɪnɪŋ]graining的美式发音音标为：['greɪnɪŋ]...

Choosing a soft compound here you have to be careful about graining.在这里选择软轮胎你必须注意粒化.After a bit graining over a few laps the performance came back.几圈之后轮胎有点粒化,性能表现下降了.These numbers members of the l legume family provide p...