连夜 liányè that very night
that very night; through the night; for several nights in a row
怎么记住“连夜”: 连 link up + 夜 night = that very night.
汉字
用法
- That very night / working through the night without delay - 他们连夜赶工 (tāmen liányè gǎngōng) they worked through the night to finish.
- Adverbial, stressing urgency - acting immediately overnight (连夜赶回 rushed back overnight; 连夜开会 held a meeting through the night).
- Conveys pressing haste, not just "at night" (晚上). The point is not stopping to rest - same night, right away.