1.take on 承担;呈现;雇用;录用
Democrats were reluctant to take on a president whose popularity ratings were historically high.
民主党人不愿与一位有史以来民众支持率最高的总统较量 。
2.call around 到处打打电话
So what do I do? I call around. I find this woman.
我该怎么办?我到处打电话 。
3.learn about 获知
He was deeply grieved to learn about his teacher's death.
他得知老师去世的消息,非常难过 。
4.hard time 艰难时日
In those years he had a very hard time making a living for his family.
那些年他要养家,日子很难过 。