Just about everyone has considered suicide , however fleetingly , at one time or another 每个人都会思考自杀，然而有时只是飞快的扫过。
2.
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。
3.
Happiness comes fleetingly now and then to those who have learned to do without it ? and to them only 幸福不时短暂地光顾那些学会没有幸福也能过的人，而且只到他们那儿去。
4.
It is possible , if fleetingly , to imagine the elements as they were first perceived by man 这样的感觉也许稍纵即逝，但是你可能还是可以想像，早先的人类是如何的理解、看待这些大自然的基本元素。
5.
Material goods - even simple ones like ice cream cones , and massages - are only stimuli , things that fleetingly give people a boost 甚至象冰淇凌、按摩如此简单的物质刺激，都能立马提高人的情绪。
