凈形的clean: adj. 1.清潔的,干凈的;未染污的;(核武器等)無放 ...up: adv. (superl. uppermost ) 1. ...cleaned-up: 凈形的; 流線型的cleaned-up nacelle: 凈形短艙getting cleaned up: 弄干凈下載手機詞典可隨時隨地查詞查翻譯