1. for the whole length of一路;沿途
We saw green hills and forests all along the way. 沿途所見,皆是青青的小山和森林。
2. all the time;from the beginning一直;自始至終
The manager said he suspected the man of stealing the paper all along. 經理說他一直都懷疑是那個人偷了文件。
You've been nice to me all along,and I appreciate it very much. 您一貫對我好,我非常感激。