重点讲解：

1.start with开始

Success was assured and, at least to start with, the system operated smoothly.
成功有保证了，至少该系统一开始运行得挺顺利SHPg&kFv^Lk。

2.get back回到；恢复

It wasn't until we had sat down to eat that we got back to the subject of Tom Halliday.
我们直到坐下来吃饭时才又提起汤姆·哈利迪这个话题nmqih#;a;%MSvH[U。