fleetingly造句
I think I saw her,
fleetingly, at a football match.
我想我在一场足球赛上匆匆见过她一次。
A smile passed
fleetingly across his face.
他脸上闪过一丝笑容。
The quarks and gluons indeed break out of confinement and behave collectively, if only
fleetingly.
夸克与胶子确实打破牢笼而表现出集体行为, 虽然这种状态转瞬即逝.