Throughout the history of science there have been periods when revolutionary thinkers questioned traditional assumptions and outdated theories.为什么要句子中的when不可以替换成where where和when 都各自适用在什么地方但是where

翻译throughout the country throughout 短语翻译：throughout the year The news was spread throughout the country. 英语throughout the history到底有么有the see throughout the world翻译,并讲解 Table tennis____(play)throughout the world 什么是Histo-Clear? throughout the night all the night 这里throughout和all 的词性是什么? Soldiers have generally been men throughout history.进来看看这段Soldiers tend to be young,in their late teens or early twenties.They have to be healthy and able to run fast and carry heavy loads.Soldiers have generally been men throughout histo through the world和throughout the world什么区别我今天看了套公共英语4级题..里面的选项就是throug和throughout..结果答案是throughout english is very usefui throughout the word 同义句转换 Good health,good luck and much happiness throughout the year. all the way和throughout有什么区别? Soon there is silence throughout the house 翻译 Table tennis is played throughout the world.翻译 This controversy is noised throughout the scientific world. As before. All the time. Forever. Still. Throughout 什么意思