1. C （人、车等有目的的）远征；探险；考察；远征队；探险队 organized journey or voyage with a particular aim 2. U 迅速，动作敏捷 speed; promptness
词汇搭配
动词+～
dispatch〔send〕 an ～派遣一支探险队 form〔organize〕 an ～组成〔组织〕一支考察队 go on〔make〕 an ～ to去…探险 lead an ～率领一支探险队 use ～从速行动，赶快办理
形容词+～
dangerous ～危险的远征 scientific ～科学考察（团） Antarctic〔Arctic〕 ～南〔北〕极探险队 the Eight-Power Allied ～八国联军
名词+～
holiday ～假日远足（队） relief ～救援队
～+介词
～ to去…考察，去…远征
句型例句
They made an expedition to the African coast.他们远征到非洲海岸。 The scientists will go on an expedition to the South Pole.这些科学家们将要去南极探险。 We were sent on an expedition to Tibet.我们被派往西藏考察。 He took part in an expedition to the North Pole.他加入了一支北极探险队。 They carried out the captain's orders with all possible expedition.他们毫不迟疑地迅速执行船长的命令。