duration

• The first period of rapid growth is nearly equal in duration for all cultivars .
  第一次迅速生长期的长短对所有品种来说，几乎是相同的。
• Adsorbate bacterins can vary in potency, which affects the level and duration of protection .
  吸附菌苗在影响保护水平和时间的能力上可能不同。
• If the sky is cloudy the duration of the real twilight is of course considerably shorter .
  如果天空多云，那么实际的晨昏蒙影时间是相当短的了。
• Yet four lives of ordinary duration would suffice to transmit, from mouth to mouth .
  其实，逝去的充其量不过是四代人的平凡岁月，口头流传也就足矣。
• Periodic crises wrack the capitalist system, and they grow in size and duration .
  周期性的危机破坏着资本主义制度，这种危机的规模在扩大，时间在延长。
• Still more recent is our realization of the immense duration of our universe in time .
  至于我们理解到这个宇宙在时间上的无限悠久，那更是较新近的事了。
• But perhaps the length of quiet time thus afford was really good, although its duration weighed upon her .
  可是这一个悠长和安静的时间虽然烦闷苦痛，对她却也有好处。
• He had no faith in its duration and would assure you from year to year that its end was close at hand .
  他不相信它能长期存在，年复一年地向你保证，它的末日已近在眉睫。
• When man makes his living from hunting or fishing, the community is small and of but temporary duration .
  在人类的渔猎时代，那时的社区规模很小，每个社区历时也不很长。
• If the burst duration is too long, or the gas pressure too high, the bubbles tend to collect and rise in columns .
  如果放泡时间太长或气压太高，气泡将聚在一起以气柱状上升。