必不可少
bì​bù​kě​shǎo HSK7

indispensable

必不可少 bì​bù​kě​shǎo
indispensable expression
absolutely necessary or essential; impossible to do without

氧气对人类的生存是必不可少的。

yǎng​qì duì rén​lèi de shēng​cún shì bì​bù​kě​shǎo de.

Oxygen is essential for human survival.

Frequency
Movie subtitles
1.16 per million appears in 1% of films
Written text
6.39 per million

Details
HSK 3.0
Level 7

Cross-References

Referenced by

Sources
Definitions
CC-CEDICT
Frequency data
SUBTLEX-CHBCC Corpus (BLCU)