Chinese (Traditional) translation of “rapid”
› fast or sudden
The 1990s were a period of rapid change/growth.
I was startled by a rapid movement to my left.
His response to the accusation was rapid.
Fast and rapidShort in time rapidity /rəˈpɪd.ɪ.ti/
/-ə.t̬i/ noun [U] formal
rapidly /ˈræp.ɪd.li/ adverb
Fast and rapidShort in time