| 释义 |
span noun 2length of time 时间ADJECTIVE | VERB + SPAN | PREPOSITION | PHRASES ADJECTIVElong 长时间brief, short 短时间ten-day, two-week, etc. * 10 天、两周等时间entire 整个时间allotted 分配的时间◆The speech continued well beyond its allotted span.这个讲话大大超过了原定的时间。natural (especially BrE) 自然寿命◆to prolong life beyond its natural span延年益寿time 时间长度life (usually lifespan) 寿命◆The average lifespan of an American is 75 years.美国人的平均寿命是 75 岁。◆the expected life span for boys born in the US在美国出生的男孩的预期寿命attention, concentration (especially BrE) , memory 注意力持续时间；记忆保持时间◆He has a short attention span.他注意力集中的时间很短。◆a limited attention span有限的注意力持续时间VERB + SPANcover 跨越时间段◆The book covers the entire span of Arab history.这本书跨越了整个阿拉伯的历史。PREPOSITIONover a/the span 历时⋯◆Developments were monitored over a span of two years.对开发的监控持续两年。PHRASESa span of time, a span of years 时间的／年份的跨度 |