| 释义 |
dross/drɒs/n. 1 rubbish, refuse 废料；杂质 2a the scum separated from metals in melting 浮渣(金属熔化时浮升至表面的渣滓) b foreign matter mixed with anything; impurities 混杂物；杂质 □ drossy adj.[Old English drōs: related to Middle Low German drōsem, Old High German truosana] |