重点讲解：
1. rather than 而非；胜于；而不是；
例句：He said he stood for continuity rather than change.
他说他支持保持连续性，反对变更+zZ%B.MVC4。
2. across the board 影响全体地；全面地；
例句：General household goods and food prices have definitely gone up. I'm spending a lot more across the board.
日常用品和食物价格肯定上涨了，总体来说我的支出多了很多s#742s!6t^A(ls|%4。
3. turn down 关小；调低；
例句：She could not bear the relentless music and turned down the volume.
她受不了没完没了的音乐，就把音量调小了EvTeo9D~#b;TqB4r~%M0。
4. turn off 关上；关掉；截断，切断（…的供应）；
例句：I have to get up and turn off the radio.
我必须起床关上收音机RyN_jLT1(l0(Q。