hand-crank

基本解释

It also features a built-in hand crank that allows for manual operation when power is unavailable.
内置的手摇曲柄允许消磁器在电力无法供应时手动操作。
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The powered transition took about 20 seconds, and, if needed, the pilot could hand-crank the wings into the more forward position (more perpendicular to the fuselage) for landing.
该驱动过渡约需20秒，而且如果需要，飞行员可以手工曲柄到更多的前沿阵地降落（更多垂直于机身）的翅膀。
Manual hydraulic lift models include a front-accessible hand crank.
手动液压升降型号包括前端可手摇手柄。
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Early in the project the laptop included a hand-crank generator to power the battery.
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In some ways, the current shift in computing is the equivalent of what happened when cars became easy to use and drivers only had to turn the key instead of having to hand-crank the engines.
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We also covered several off-grid devices that we'd like to have in the event of another storm of Sandy's magnitude -- Nokero's compact SunRay Pro solar charger, Berkey's super-versatile and effective water filter and Eton's hand-crank cellphone charger.
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