気がつく, 見つける, わかる
She passed me in the street and didn't notice me.
She passed me in the street and didn't notice me.
彼女は道で私とすれ違ちがったけど私に気がつかなかった.
I noticed that there was a leak in the gas pipe.
I noticed that there was a leak in the gas pipe.
私はガス管に漏もれがあることに気づいた.
I passed my station without noticing it.
I passed my station without noticing it.
私は気づかずに[うっかりして]駅を乗り過ごした.
⦣ 前置詞 without+動名詞 (noticing).