名词
中文翻译：手调整
同义词：
['hand-tuning', 'manual adjustment']
例句：
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1. The car's engine needs a hand adjustment to start properly.
这辆车的引擎需要手动调整才能正常启动。
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2. The engineer made the necessary hand adjustments to the machine before it was put into operation.
工程师在机器投入使用前进行了必要的手动调整。
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3. The pilot adjusted the plane's altitude manually to avoid collision with an air traffic control tower.
飞行员手动调整飞机的高度，以避免与空中交通管制塔相撞。