1. on average 平均下来
single dads on average are at bit elder than single moms.
单亲爸爸的平均年龄比单亲妈妈稍大一些。
2. stare at 盯着
The man stared at Oliver. 'What the devil's this?' he said, stepping back.
这人盯着奥利弗,一边往后退一边说:"见鬼!怎么搞的?"
3. love-hate relationship 爱恨交织的关系
The people of the two countries have a love-hate relationship and joke about their rivalry.
两国人民之间有着又爱又恨的关系,他们经常互相开玩笑。
4. set up 设立
The Swedish authorities have set up a commission to find out why.
为查找原因,瑞典政府成立了专门委员会。