span是什么意思

详细释义

• 0 the period of time that sometimes exists or happens -- 一段時間

  • He has a short attention/concentration span. 他的注意力持續時間很短。

  • an average life span of 70 years 平均壽命70歲

  • Over a span of just three years, the new government has transformed the country's economic prospects. 僅僅三年的時間，新政府已經使該國的經濟前景出現改觀。

• 1 the length of something from one end to the other -- 長度；寬度； 跨度

  • huge wings with a span of over a metre 翼展超過一公尺的巨型翅膀

  • The bridge crosses the river in a single span. 河上的橋是單孔橋。

• 2 past simple of spin -- （spin 的過去式）

• 3 to exist or continue for a particular length of time -- （時間）持續，跨越

  • Tennis has a history spanning several centuries. 網球的歷史長達幾個世紀。

  • Her acting career spanned almost six decades. 她的演藝生涯持續了近60載。

• 4 If a bridge spans a river, it goes from one side to the other. -- 橫跨

  • An old bridge spans the river just outside the town. 一座老橋橫跨在鎮外的河上。

• 5 →  spick and span -- 嶄新的；極整潔的，極乾淨的