財布を落としたことに気づいて、慌てて戻った。
I noticed I had dropped my wallet and hurried back.
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Example sentences
By the time I noticed I had forgotten something, the train had already departed.
はっ、鍵を忘れたことに気づいた。
Ah! I realized I forgot my keys.
突然雨が降り出し、そのとき初めて傘を持っていないことに気づいた。
Suddenly it started raining, and at that moment I realized for the first time that I didn't have an umbrella.
出発の直前に忘れ物に気づいた。
I noticed I forgot something just before departure.
自分の間違いにハッと気づいた。
I suddenly noticed my own mistake.
体の異変に気づいたら、すぐに医師に相談してください。
If you notice any abnormality in your body, please consult a doctor immediately.
彼は忘れ物に気づき、急いで踵を返した。
He noticed he had forgotten something and hurriedly turned back.
パスポートを忘れたことに気づいて、冷や汗をかいた。
I broke out in a cold sweat when I realized I had forgotten my passport.
彼は何か考え事をしているようで、話しかけても気づかなかった。
He seemed to be lost in thought and didn't notice when I spoke to him.
Usage Notes
Used when someone perceives something through their senses or mind. Often interchangeable with '気がつく'.
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