| 词汇 | cycle |
| 词根词缀 | 词源： late 14c., from L.L. cyclus, from Gk. kyklos "circle, wheel," from PIE *kwel-, *kwol- "to roll, to move around, wheel" (cf. Skt. cakram "circle, wheel," carati "he moves, wanders;" Avestan caraiti "applies himself," c'axra "chariot, wagon;" Gk. polos "a round axis" (PIE *kw- becomes Gk. p- before some vowels), polein "move around;" L. colere "to frequent, dwell in, to cultivate, move around," cultus "tended, cultivated," hence also "polished," colonus "husbandman, tenant farmer, settler, colonist;" Lith. kelias "a road, a way;" O.N. hvel, O.E. hweol "wheel;" O.Rus., Pol. kolo, Rus. koleso "a wheel"). The verb meaning "to ride a bicycle" is from 1883. 词根记忆： n. 自行车;周期,循环v.骑自行车;循环He cycles to school every day.他每天骑车上学. 周期[circ,cycl=ring,circle,表示"圆,环"] 词根词缀： cycle cycle周期 circ,cycl=ring,circle,表示”圆,环”circlet小环,小圈circular圆的,循环的(circ+ular表形容词) circulate循环,流通(circ+ulate=绕圈走=循环) circulation发生,流通(circulate+ion) circuit环行,电路(circu+it走=环行) circuitous迂回的,绕圈子的(circuit+ous) circus马戏团,圆形广场encircle环绕,包围(en进入+circle;圆=进入圆=包围) cycle周期cyclone旋风bicycle自行车recycle再循环,回收 |
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