signal (EN)

名詞、動詞、形容詞

名詞 “signal”

1. 信号
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   The firefighter used a whistle as a signal for everyone to evacuate the building immediately.
2. 電波
   The TV stopped working because it lost the signal during the storm.
3. 信号機
   The traffic signal turned green, indicating it was safe to proceed.
4. 兆候
   The dark clouds in the sky were a signal that a storm was approaching.
5. 有益な情報（無関係や関連のないデータとは区別される情報）
   As data scientists, we try to distinguish the signal from the noise in complex data.

動詞 “signal”

1. 合図する
   She signaled for help by waving her arms frantically.
2. 示す
   The dark clouds signalled that a storm was approaching.
3. 方向指示を出す
   He signaled left before merging into the other lane.

形容詞 “signal”

1. 目立つ
   Her signal victory in the science competition earned her a scholarship to a prestigious university.