時間・時点N1
〜矢先に
just at the moment of... / right when... / just as...
Structure
V-た形/V-ているところ + 矢先に
Explanation
V-ta + 矢先に: just at the critical moment before the action, something happens.
Examples
出かけようとした矢先に、雨が降り出した。
Just as I was about to leave, it started raining.
成功したかと思った矢先に、思わぬ失敗が起きた。
Just when I thought we'd succeeded, an unexpected failure occurred.
Note
At the critical moment just before the action; similar to ところに but stresses timing.