1[countableC]TRAVEL a long and carefully organizedjourney, especially to a dangerous or unfamiliar place, or the people that make this journey 远征;探险;远征队;探险队
on an expedition• In all but a few our taxonomic knowledge is basedon expedition reports dating back often more than 50 years.• I find people with no sense of humour difficult on expeditions.• We shall go on expeditions to the country, and I shall become the mistress of the house.• He had gone on an expedition with his little brother to a discount shopping mall in Reading, Pennsylvania.• It's written as a diary of a professor and his son lost on an expedition overseas in the 1860s.• How much time do you spend on expeditions a year?• The most obvious example was the attempt to find a yetion an expedition Bonington led to climb Menlungtse in the Himalaya.