spanning 是 span 的现在分词spanKK [spæn] /spæn/发音名词1期间、时间长度The project was completed within the span of six months.这个专案在六个月的期间内完成。2注意力持续时间常与 attention 连用Young children usually have a very short attention span.幼童的注意力持续时间通常很短。3跨距、间距、宽度The bridge has a central span of eighty meters.这座桥的中央跨距有八十公尺。4翼展、全长The bird's wing span reaches almost two meters.这种鸟的翼展将近两公尺。5范围、幅度The course covers a wide span of historical topics.这门课涵盖范围很广的历史主题。动词1横跨、跨越A wooden footbridge spans the narrow stream.一座木造步桥横跨这条小溪。2持续、延续Her singing career spanned more than four decades.她的歌唱生涯持续了四十多年。3涵盖、包括His research spans linguistics, psychology, and computer science.他的研究涵盖语言学、心理学和资讯科学。用这个字练口说→