spans 是 span 的第三人稱單數、複數spanKK [spæn] /spæn/發音名詞1期間、時間長度The project was completed within the span of six months.這個專案在六個月的期間內完成。2注意力持續時間常與 attention 連用Young children usually have a very short attention span.幼童的注意力持續時間通常很短。3跨距、間距、寬度The bridge has a central span of eighty meters.這座橋的中央跨距有八十公尺。4翼展、全長The bird's wing span reaches almost two meters.這種鳥的翼展將近兩公尺。5範圍、幅度The course covers a wide span of historical topics.這門課涵蓋範圍很廣的歷史主題。動詞1橫跨、跨越A wooden footbridge spans the narrow stream.一座木造步橋橫跨這條小溪。2持續、延續Her singing career spanned more than four decades.她的歌唱生涯持續了四十多年。3涵蓋、包括His research spans linguistics, psychology, and computer science.他的研究涵蓋語言學、心理學和資訊科學。