在于
zài​yú HSK4

to lie in

在于 在於 zài​yú
to lie in verb
To consist of or relate to the essence or content of something

关键在于别担心。

guān​jiàn zài​yú bié dān xīn.

The key is to not worry.

或许，答案就在于传说本身。

huò​xǔ, dá'àn jiù zài​yú chuán​shuō běn​shēn.

Perhaps the answer lies in the legend itself.

to depend on
To be determined by or rest with; points to the key factor or decider of a situation.
to be located in
(Classical) to be situated or located at a specific place or time

Frequency
Movie subtitles
34.6 per million appears in 14% of films
Written text
84.2 per million

Details
HSK 2.0
Level 5
HSK 3.0
Level 4

Cross-References

Same as

Sources
Frequency data
SUBTLEX-CHBCC Corpus (BLCU)