柯林斯詞典washing-up liquid (washing-up liquids) 1. N-MASS Washing-up liquid is a thick soapy liquid which you add to hot water to clean dirty dishes. 洗滌劑[英國(guó)英語] 返回 washing-up liquid劍橋詞典a thick liquid detergent , added to hot water when washing pans , knives and forks , etc. （洗滌餐具的）洗潔精，洗滌液 返回 washing-up liquid