shaft /ʃɑ:ft/ n. ［c］ 1.杆，轴： the shaft of steam engine 蒸汽机之轴；the shaft of an umbrella 伞柄 2.矿井，电梯井：an inclined shaft 斜井；a mine (an air) shaft 矿(风)井 3.(光、闪电等的)一道：a shaft of light 一束光线；shafts of lightning 一道道闪电