快步流星

to walk quickly / striding quickly

rapid / quick / speed / rate / soon / almost / to make haste / clever / sharp (of knives or wits) / forthright / plainspoken / gratified / pleased / pleasant

quick step

surname Bu

a step / a pace / walk / march / stages in a process / situation

to flow / to disseminate / to circulate or spread / to move or drift / to degenerate / to banish or send into exile / stream of water or sth resembling one / class, rate or grade

meteor / shooting star

star / heavenly body / satellite / small amount