名词
中文翻译：启动信号
同义词：
['triggering signal', 'initiation signal例句：1. The initiating signal was a sudden burst of light.（启动信号是一个突然的亮光。）']
例句：
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1. The initiating signal was a sudden burst of light.
启动信号是一个突然的亮光。
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2. The researchers found that the initiating signal could be detected at a distance of 50 meters.
研究人员发现，启动信号可以在50米的距离内被检测到。
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3.The initiating signal triggered an automatic response system.
启动信号触发了一个自动响应系统。