Last Updated:2025/11/28
Sentence

廊下の動体検知センサーが夜遅くに警報を鳴らした。

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The motion detector in the hallway triggered the alarm late at night.

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The motion detector in the hallway triggered the alarm late at night.

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Related words

motion detector

Noun
Japanese Meaning
動体検知器:セキュリティシステムで使用され、動く物体の存在を感知してユーザーに警告を発する装置
What is this buttons?

廊下の動体検知センサーが夜遅くに警報を鳴らした。

Related Words

plural

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