| 释义 |
span1/spæn/ n. & v.●n. 1 the full extent from end to end in space or time (空间或时间的)跨度；间距，时距 the span of a bridge 桥的全长； the whole span of history 历史的全程 2 each arch or part of a bridge between piers or supports (桥墩间的)墩距，跨距 3 the maximum lateral extent of an aeroplane, its wing, a bird's wing, etc. (机翼、鸟翼等展开的最大宽度)翼展，翼幅 4a the maximum distance between the tips of the thumb and little finger 掌距(拇指尖至小指尖的最大长度) b this as a measurement, equal to 9 inches 一掌距宽(等于 9 英寸) 5 a short distance or time 一段距离，一段时间 our life is but a span 我们的一生很短暂 ●v. (spanned, spanning) 1 tr.a (of a bridge, arch, etc.) stretch from side to side of; extend across (桥、拱等)跨越，横跨 the bridge spanned the river 这座桥横跨在河上 b (of a builder etc.) bridge (a river etc.) (建筑工人等) (在河等上)架桥 2 tr. extend across (space or a period of time etc.) 延伸；贯穿 3 tr. measure or cover the extent of (a thing) with one's hand with the fingers stretched (用拇指和小指)测量(某物) spanned a tenth on the piano 在钢琴上跨弹十度音程 4 intr. US move in distinct stretches like the span-worm [美] (像尺蠖一样)蠕动 [Old English span(n) or Old French espan] |