| 正面 | 531.center 英 美 ['sɛntɚ]     |
|---|---|
| 背面 |      释义： 1. 从里面走出来，重大事件。事件的出现、出来，发生事件。n. 中心，中央；中锋；中心点vi. 居中，被置于中心vt. 集中，使聚集在一点；定中心adj. 中央的，位在正中的n. (Center)人名；(英)森特 例句： 1. The reader is cross - referenced to the entry " center " .读者可参见 center 词条. center 中心来自PIE*kent, 刺，词根ac的现在分词，词源同acid, cone, amniocentesis(羊膜穿刺术). 原指圆规的固定点，中心点。 center (n.)late 14c., "middle point of a circle; point round which something revolves," from Old French centre (14c.), from Latin centrum "center," originally fixed point of the two points of a drafting compass, from Greek kentron "sharp point, goad, sting of a wasp," from kentein "stitch," from PIE root *kent- "to prick" (cognates: Breton kentr "a spur," Welsh cethr "nail," Old High German hantag "sharp, pointed"). Figuratively from 1680s. Meaning "the middle of anything" attested from 1590s. Spelling with -re popularized in Britain by Johnson's dictionary (following Bailey's), though -er is older and was used by Shakespeare, Milton, and Pope. Center of gravity is recorded from 1650s. Center of attention is from 1868.center (v.)1590s, "to concentrate at a center," from center (n.). Related: Centered; centering. Meaning "to rest as at a center" is from 1620s. Sports sense of "to hit toward the center" is from 1890. To be centered on is from 1713. In combinations, -centered is attested by 1958." |