n.远征；探险队；迅速
They equipped themselves for the expedition. 他们为远征治装。
They planned to organize a scientific expedition. 他们计划组织一次科学考察。
He is the commander of the expedition. 他是探险队的队长。
The expedition suffered all the rigors of a Canadian winter. 这支探险队饱受了加拿大严冬的折磨。
The mail is conveyed with expedition. 那封信被迅速地传递出去。
探索
adj.远征的；讨伐的；探险的
