chén​qián

immerse

沉潜 (沉潛) chén​qián
immerse verb
to be deeply absorbed or concentrated in study, thought, or a task
lie low verb
to keep a low profile or stay out of the public eye for a period of time
reserved verb
quiet, calm, and self-possessed in character or demeanor
submerge verb
to lurk or stay hidden under water

Frequency

Written text
0.127 per million

Sources

Definitions
CC-CEDICT
Frequency data
BCC Corpus (BLCU)