英语词汇“be (well) up on (or in)”的翻译、意思、用法、释义-英汉双解词典-雅致网

单词	be (well) up on (or in)
释义	be (well) up on (or in) See up¹
随便看	chalk up to chalk white chalk-white chalky chalky-white chalky white challah challahs challan challaned challaning challans challenge challengeable challengeable challenged challenged challenge for challenger challenger challenger bank Challenger Deep challengers challenges challenging 到位到场到处到头到头来到家到底到手到期到来 Mittelleistung Mittelleiter Mittellinie Mittellinie Mittelloch mittellos Mittellängsträger Mittelläufer Mittelmann Mittelmeer