缺一不可
Traditional form:
缺一不可
Pinyin (reading):
quēyībùkě
Definitions:
- not a single one is dispensable
- can't do without either
Characters:
- 缺 - to lack, to be short; vacancy, gap, deficit
- 一 - one; a, an; alone
- 不 - no, not, un-; negative prefix
- 可 - may, can, -able; possibly
Traditional characters: