huǎn​chōng

buffer

缓冲 (緩衝) huǎn​chōng
buffer noun
to adjust to sharp changes or provide a transition to lessen the intensity of a process

This new policy provides the market with a one-month buffer period.

cushion verb
to reduce the force of a physical impact or shock

A car's airbags provide a cushioning effect during a collision.

Frequency

Movie subtitles
1.07 per million appears in 0% of films
Written text
5.12 per million

Sources

Definitions
CC-CEDICT