英音 
[djuˈreɪʃn]
 
美音 
[dʊˈreʃən]
 
duration 基本解释
n.持续，持续的时间，期间；（时间的）持续，持久，连续；[语音学]音长，音延

例句：
Moscow was notable for the duration of its traffic jams .
莫斯科也因其交通堵塞的持续时间而闻名。

The duration of these episodes is as unpredictable as their arrival .
这些灾害会持续多长时间就和它们会何时出现一样不可预知。

And they can help us understand more about the frequency , intensity and duration of storms .
它能帮助我们更好的了解暴风雨天气的频率、强度和持续时间。

I was stuck now , in a seat next to him , for the duration of an intercontinental flight .
现在我好像是被牢牢捆在他旁边的座椅上，整个跨洲的飞行期间都要这样。