created sense approved 快闪/快閃 · kuàishǎn · depart quickly
快闪 / 快閃
kuàishǎn
depart quickly
to depart or disappear as quick as a flash
他打完招呼就快闪了，显然还有急事。
created sense approved 快闪/快閃 · kuàishǎn · flash mob
快闪 / 快閃
kuàishǎn
flash mob
a brief, pre-arranged public gathering for a performance or unusual activity
市中心广场今天下午有一场精彩的快闪表演。