2span
【释义】: n.❶ 一拃(约为九时).❷ 礅距,架距,跨度,支点距:The arch has a 2span of 60 metres.这拱门内宽六十公尺.❸ 一段时间,期间:the 2span of life一生的时间.for ashort 2span of time短时间.❹ (美、南非)双马,双骡,共轭牛. △2span roof等斜屋顶. -(2spanned,2spanning)vt.❶ 以拃量.❷ 跨架,跨过:2span a river with a bridge在河上架桥.His life 2spanned almost the whole of the 19th century.他的一生几乎跨过整个十九世纪. |