| 词汇 | circulate |
| 词根词缀 | 词源： 1471, as a chemical term for alternating vaporization and condensation, from L. circulatus, pp. of circulare, from circulus (see circle). Meaning "to move around, revolve" is from 1670s; of blood, from 1656; of persons, "to mingle in a social gathering," from 1863. Sense of "to pass about freely" is from 1664; of newspapers from 1885. Related: Circulating (1630s). 词根记忆： v. (使)循环,(使)流通The recruit made the current circulate in the circuit on the circumference.新兵使电流在周长上在电路内循环. 循环,流通(circ+ulate→绕圈走→循环)[circ,cycl=ring,circle,表示"圆,环"] 词根词缀： circulate circulate循环,流通(circ+ulate=绕圈走=循环) 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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