I was thinking of doing a meal along the lines of that dinner I did for Annie and Dave. 我想做一顿类似那次给安妮和戴夫做的饭菜。

They're campaigning for the electoral system to be reformed along the lines of (= so that it becomes similar to) the one in Germany. 他们在在争取仿照德国的选举制度对自己的进行改造。