| 词汇 | pedal |
| 词根词缀 | 词源： 1611, "lever (on an organ) worked by foot," from Fr. pédale, from It. pedale "treadle, pedal," from L.L. pedale "(thing) of the foot," neut. of L. pedalis "of the foot," from pes (gen. pedis) "foot" (see foot). Extended to various mechanical contrivances by 1789. The verb is from the noun; 1866 of organs, 1888 of bicycles. Pedal-pushers "type of women's trousers suitable for bicycling" is from 1944. 词根记忆： n. 踏板v.踩踏板,骑自行车I pedaled my bicycle up the hill.我骑着脚踏车上山. a. 脚的,足的(ped+al)[ped=foot,表示"脚"] 词根词缀： pedal pedal a 脚的,足的(ped+al) 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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