单词	round hole
释义	round hole圆孔round hole圓孔力學名詞
随便看	keep step with的意思 keep still的意思 keep straight的意思 keep straight on的意思 keep stroke的意思 keep sweet的意思 keep tab on的意思 keep tabs的意思 keep tabs on的意思 keep tabs on ...的意思 keep tab (或a tab, tabs) on的意思 keep take one's own line的意思 keep terms with someone的意思 keep the ball的意思 keep the ball rolling的意思 keep the ball rolling(或up)的意思 keep the ball up的意思 keep (the) books的意思 keep the books的意思 keep the commandment,的意思 keep the door open的意思 keep the facts straight的意思 keep the faith的意思 keep the field的意思 keep the flag flying的意思