单词	ack pressure
释义	ack pressure 反压
随便看	needle pitch needle pitman needle pivot Needle Pk. needle plasma arc needle plate needle-plate gap needle plating sock needle pliering needle pliers needle plug needle-plug valve needle plug valve needlepoint needle point needle-point. needle-point needlepoint compliance needle-pointed needlepoint embroideries needlepoint embroidery needle pointer needle-pointer needlepointers needle point file set 一肢虽废一身全一自犬戎生蓟北一自盟鸥别后一自髯孙横短策一舞剑器动四方一般开一舸归欤一舸来时一舸逐鸱夷一花初发金箔金管楽器金米糖金粉金糸金糸卵金糸雀金紋金納金紗