本组词都有“遍及、贯穿”的意思,但所接名词不同。
throughout 后接表示时间和地点等名词。如:
The disease spread throughout the country. 这种病蔓延全国。
all over 一般接表示地点的名词。如:
Just before he was killed, he sent a message to his comrades all over the country.
在他被杀害之前,他把信送给了全国各地的同志们。
all through 一般接表示时间的名词。如:
The light was burning all through the night. 灯彻夜亮着。
参考资料:http://m.juren.com/?src=http://gaokao.juren.com/news/201301/369801.html
这里是"Java相关".不是"英语",楼主把问题发错地方了