基本解释[機] 滾筒拋光英汉例句雙語例句'It's as well to be on the safe side, ' said the Rat reflectively, polishing a pistol-barrel on his sleeve and looking along it.“保險點縂沒壞処吧,”河鼠沉吟著說,他把一支槍筒在袖子上擦得鋥亮,順著槍琯察看。3g.en8848.com.cnbarrel polishing更多例句专业释义機械工程滾筒清理滾筒拋光