If the light flashed on and off several times, the dolphins were supposed to press the left-hand lever followed by the right-hand one.

如果灯亮了又灭了好几次，海豚就应该先按左手的杠杆，再按右手的杠杆。

youdao

Safety and easy operation: hidden air leaking hole for opening fixture cover easily while pulling up hand lever of the upper cover.

操作方便，安全：隐藏式泄气孔，拉起上盖把手即可打开治具，操作简易，安全性高。

youdao

Put burning control switch 3kk hand lever turns right 45 degree to scavenging shelve, contactor 2jlc collects and then air blower works.

将燃烧控制开关3kk手柄先向右转45度到扫气档，接触器2jlc接通鼓风机运转。

youdao

So if you've ever seen or used an old school typewriter, you might recall that when you're typing something out on an old mechanical typewriter, - when you like hit the char-- when you hit the enter key to move the head back to the left hand side to the next line or you would pull down some lever, it was really a two part process.

如果你们有谁曾经看过或用过老式打字机，可能还记得，当你在,这种老式打字机上打字的时候，当你-,敲入回车键，跳转到,下一行的最左边，或者,拉一下杆，这个需要两步走。

哈佛公开课 - 计算机科学课程节选

He uses an automatic car in which he pulls a hand lever to control the accelerator and brake pedals.

BBC: Geoff Squibb was left paralysed after a crash

But there's no hand brake lever or shift lever in the console.

WSJ: Would You Drive This Car?

It was intriguing, and every day you got a chance to get your hand on the lever, and to alter the course of world events.

CNN: Books - Former CIA agent unveils secrets that made him 'Master of Disguise'