一朝一夕

yīzhāoyīxī
  1. lit. one morning and one evening (idiom)
  2. fig. in a short period of time
  3. overnight

CEDICT

short period of time

Wiktionary

形容時間短暫

維基詞典

Examples

英語不是一朝一夕就能學會的。

English cannot be mastered overnight.

Source: Tatoeba

Entry Composition

1 一朝 yīzhāo
  1. (literary) one day; unexpected occasion in the future
  2. one day; unexpected occasion in the future
2 一夕 yīxī overnight; instantly; very quickly

Related entries

一夜之間 yīyèzhījiān (lit. and fig.) overnight
如今的大多数书似乎是一夜之间从昨日的书籍中冒出来。

Most of today's books seem to have emerged overnight from yesterday's books.

Source: Tatoeba

隔夜 géyè
  1. overnight
  2. of the previous day
夕發朝至 xīfāzhāozhì
  1. to depart in the evening and arrive the next morning
  2. overnight (train)
通夜 tōngyè
  1. all through the night
  2. overnight
過夜 guòyè
  1. to spend the night
  2. overnight
他在读书中度过夜晚.

He spent the evening reading a book.

He spent the evening reading.

Source: Tatoeba