Wind it like a watch with a key that's stored underneath the barrel, and when it's 'fully loaded' use your thumb to pull back the safety lever. Then squeeze the trigger.

用放置在枪管底端的转柄给它像手表一样上发条，当发条“全部上满”之后，用你的大拇指向后拉动枪栓，然后扣动扳机。

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Meanwhile, water resource has value and price, and the price lever is the key to solve the problem.

同时，水资源具有价值和价格，价格杠杆是解决水问题的重要手段。

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Water resource has value and price, and the price lever is the key factor to solve the water crisis.

水资源具有价值和价格，价格杠杆是解决水问题的重要手段。

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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

If doctors unionize, that raises an immediate question about their right to strike the key lever in collective bargaining.

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This focused collaboration is a key lever for driving change.

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He had planned to build a private oil pipeline to China, breaking the state's monopoly on a key foreign-policy lever.

ECONOMIST: Crime and punishment | The