动词短语
中文翻译：系好安全带同义词
同义词：
['buckle up', 'fasten up', 'secure up']
例句：
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1. Before you hit the road, make sure to belt up.
在你上路之前，确保系好安全带。
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2. The driver must belt up before starting the engine.
驾驶员在启动引擎前必须系好安全带。
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3. She belted up quickly and got in the car.
她迅速系好安全带并坐进了车。