throttle

n valve controlling the supply of fuel, steam, etc to an engine; lever or pedal operating this 节流阀; 节气门; 风门; （油门或气门的）节流杆或踏板: open (out)/close the throttle 开[关]节气门 * at full/half throttle, ie with the throttle completely/half open 以全[半]速 * take one's foot off the throttle, ie off the accelerator, in a car 脚离开（汽车的）油门踏板.

threshold, threw, thrift, thriftily, thriftiness, thrifty, thrill, thriller, thrilling, thrive, thriving, throat, throatily, throatiness, throaty, throb, throes, thrombosis, throne, throng, through, through (US also thru), throughout, throughput, throughway, throve, throw, throw about, throw away, throw doubt upon, throw in, throw light on, throw light on sth., throw litter, throw off, throw oneself at sth/sb, throw oneself into sth, throw oneself on sb/sth, throw over, throw sb back on sth,