单词 | circuit |
---|---|
音标 | ['sə:kit] |
解释 | n.环行,环行道;线路;电路 |
红宝书 | 无 |
字源 | circuit (n.) late 14c., "a going around; a line going around," from Old French circuit (14c.) "a circuit; a journey (around something)," from Latin circuitus "a going around," from stem of circuire, circumire "go around," from circum "round" (see circum-) + ire "to go" (see ion). Electrical sense is from 1746. Of judicial assignments, from 1570s; of venues for itinerant entertainers, from 1834. Circuit breaker is recorded from 1874. Related: Circuital. circuit (v.) "to go around," early 15c., from circuit (n.). Related: Circuited; circuiting. |
不择手段背单词 | 无 |
趣味全助记 | 无 |
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