| 词汇 | expedition |
| 词根词缀 | 词源： early 15c., "military campaign; the act of rapidly setting forth," from L. expeditionem, noun of action from expidere (see expedite). Meaning "journey for some purpose" is from 1590s. Sense by 1690s also included the body of persons on such a journey. 词根记忆： n. 远征(队),探险(队)He was on an expedition to explore the Antarctic.他参加探险队考察南极. n. 远征,探险(ex出+ped+ition→走出[去]冒险)[ped=foot,表示"脚"] 词根词缀： expedition expedition n 远征,探险(ex出+ped+ition=走出[去]冒险) ped=foot, 表示”脚” pedal a 脚的,足的(ped+al) pedestrian a 步行的n. 步行者(ped+estrian…的人=用脚走路的人) biped a 两足的n. 两足动物(bi二+ped=两只脚) quadruped n/a 四足动物(的) (quadru四+ped) centipede n 蜈蚣(centi一百+pede=一百只脚的动物=蜈蚣) expedite v 加快,促进(ex出+ped+ite=把脚跨出去=加快) expeditious a 迅速的( expedite+ious) expedition n 远征,探险(ex出+ped+ition=走出[去]冒险) impede v 妨碍,阻碍(im进入+pede=把脚放进去=妨碍) impediment n 阻碍,阻碍物(impede妨碍+i+ment) expedient a 方便的,权宜的(ex出+ped+ient=能把脚跨出去=方便的) podiatrist n 足病医生(pod[=ped脚]+iatrist专家) |
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