coul
常見例句
- I'm sure you coul spend more time preparing for those.
我敢肯定你需要花很多的時間為那些測驗準(zhǔn)備。 - She coul not deny the justice of Darcys description of her sister.
她不能否認(rèn)，達(dá)西對她姐姐的描述是公正的。 - With chemical oxidizing and subsequently paint ing of aluminum and its alloy, adhesion of aluminum substrate with coatings coul d be greatly improved, as well as corrosion resistance.
鋁及鋁合金化學(xué)氧化后涂漆，可大大提高基體與涂層的結(jié)合力，并增強鋁材的抗蝕能力。 返回 coul