| 单词 | 时间段 |
| 释义 | 〔instar〕A stage of an insect or other arthropod between molts.龄，蜕变期：昆虫或其他节肢动物两次蜕皮间的一个时间段〔century〕Each of the successive periods of 100 years before or since the advent of the Christian era.世纪：基督教纪元以前或以后的相连续的每个百年的时间段〔rainfall〕The quantity of water, expressed in inches, precipitated as rain, snow, hail, or sleet in a specified area and time interval.降雨量：雨的数量以英寸表示，为某一地区在特定时间段内雨、雪、冰雹或霰的积累量〔century〕A period of 100 years.百年：一百年的时间段〔birthrate〕The ratio of total live births to total population in a specified community or area over a specified period of time. The birthrate is often expressed as the number of live births per 1,000 of the population per year. Also called natality 出生率：某一特定集团或区域在指定时间段内总出生人口与总人口的比率。出生率常以每年每1000人口中的出生人数来表示 也作 natality〔perpetuity〕For an indefinite period of time; forever.永远：持续一个无限期的时间段；永远〔instant〕An almost imperceptible space of time.See Synonyms at moment 瞬间，顷刻：几乎觉察不到的时间段 参见 moment〔distance〕The period or length of a contest:竞赛期间：比赛的时间段或长度：〔period〕A point or portion of time at which something is ended; a completion or conclusion.完结：某事结束的时间点或时间段；完成或终结〔day〕The portion of a 24-hour period that is devoted to work, school, or business:时间段：二十四小时中用于工作、上学或经商的一部分：〔hour〕One of the points on a timepiece marking off 12 or 24 successive intervals of 60 minutes, from midnight to noon and noon to midnight or from midnight to midnight.时度，小时：时针上将一圈60分钟分割成十二或二十四个连续的时间段的点，从午夜至正午再从正午至午夜或从午夜至午夜〔contemporary〕Concurrent implies parallelism in character or length of time: Concurrent 含有在性质或时间段上一致的意思： |
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