Pullann.普兰
pullv.拉;拖;牵;拔;吸引n.拉;拉力;引力;划船;影响力
pull up one's trousers
pull-down transistor下拉晶体管
pull-apart connector拉脱接头
Pull a long face snoot吃苦耐劳愁眉苦脸
pull -through winding拉入绕组
pullman-car attendant美国式卧车列车员
pull one's weight about
Pull the string taut.把线拉紧。
pull-type rotary plow牵引式旋耕犁
pull / pul/ vt.拉,拖;