chōng​diàn HSK4

recharge

充电 (充電) chōng​diàn
recharge verb
to recharge a battery

I need to charge my phone.

upskill verb
to update one's skills and knowledge through further study

Many office workers choose to attend training classes on weekends to upgrade their skills.

Frequency

Movie subtitles
5.69 per million appears in 2% of films
Written text
9.66 per million

Details

HSK 3.0
Level 4

Sources

Definitions
CC-CEDICT