名词
中文翻译：安全指
同义词：
['safety grip', 'safety hand例句：1. He used the safety finger to hold the heavy box steady.（他用安全指握住了沉重的箱子。）']
例句：
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1. He used the safety finger to hold the heavy box steady.
他用安全指握住了沉重的箱子。
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2. The firefighters used the safety finger to guide the hose into the building.
消防员用安全指引导水管进入大楼。
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3. She held her baby close with her safety finger while they were in the car.
他们坐车时，她用安全指紧紧抱着婴儿。