查询词典 answer a double purpose

double breasted jacket：双排钮扣上衣

雙排扣 double breasted | 雙排鈕扣上衣 double breasted jacket | 雙排鈕扣套裝 double breasted suit

double buff：双折布抛光轮

double brim calot of wool felt trimmed with feathers and with removable earlops 钉羽毛双箍活动耳遮瓜皮绒毡帽 | double buff 双折布抛光轮 | double buffing machine 复式抛光机

double-deck bull block：双层鼓轮

双层鼓轮拉线机 double-capstan wire drawing machine | 双层鼓轮 double-deck bull block | 双层拉线鼓轮 double-deck drawing block

double bunk bed：双层床

double bulb-ended probe 双球头探针 | double bunk bed 双层床 | double button carbon microphone 双钮炭精盒传声器

double bunk：双层床

646 双层舱壁 double bulkhead | 647 双层床 double bunk | 648 双搭板 double butt strap

double bunk：双层辅

double bunk 双层床 | double bunk 双层辅 | double bus 双汇流排

double bunk：双层铺

double buffering 双重缓冲 | double bunk 双层铺 | double cap casing head 双顶套管头

double-V butt joint：双面 v 形对焊接头

double u groove 双 u 形对接坡口 | double v butt joint 双面 v 形对焊接头 | double v groove x 形坡口

double-V butt joint：双面

double V butt joint 双面V形对焊接 | double v butt joint 双面 | double V groove with root face 带纯边的X形坡口

double butt strap：双搭板

647 双层床 double bunk | 648 双搭板 double butt strap | 649 双向搭板接合 double butt strap joint

silage harvester：青贮联收割机

silage fodder 青贮饲料 | silage harvester 青贮联收割机 | silage maize 青贮料玉米

vicarage：俸禄

vicarage 牧师住处 | vicarage 俸禄 | vicarial 当牧师的