lose track of time

意味

to stop noticing how much time has passed

時間がたつのに気づかなくなる.

例文

1. 1I lose track of time whenever I work on a jigsaw puzzle.
2. 2We lost track of time in the museum and missed the last bus home.
3. 3Absorbed in my book, I lost track of time and looked up to find the café closing.
4. 4Set an alarm before gaming; otherwise you might lose track of time and miss your appointment.
5. 5While painting, she lost track of time; she thought it was lunchtime, but it was already evening.

文法

変化するのは lose だけで、lose、lost、lost となる。track は単数のままで、of も残す

似た意味の表現