He pulled the lever and set the machine in motion.
他扳动操纵杆，启动了机器。
《牛津词典》
2
The levers and light were set up in exactly the same way except that this time it was only Doris who could see the light indicating which lever to press first.
杠杆和光的设置完全一样，只不过这次只有多莉丝能看到先按哪个杠杆的灯的指示。
3
I just don't get excited over the idea of yet another thing I could do if I pulled the right lever or set the right program.