A teacher should try to breathe new life into his subject.
 

教师应当给自己所授学科注入新的活力。
 

2.albeit 虽然，尽管
 

Europe's railways have also shown marked, albeit smaller, productivity improvements.
 

欧洲铁路的生产率也有了显著提高，尽管程度较小。
 

3.counterinsurgency 反暴动；镇压叛乱；反破坏
 

As for the counterinsurgency campaign-this summer is going to be a critical period.
 

对于平叛行动来上，今年夏天会是一个关键时期。
 

4.hunt for 搜寻，寻找
 

Hundreds have joined a police hunt for the missing teenager.
 

已有几百人和警方一同搜寻一名失踪的十几岁孩子。