1.contend with 与...作斗争

例句:We have had to contend with the disinterest of much of the medical profession about this topic.
我们必须全力对付很多医疗界人士对这一话题的冷漠。

2.pay off 偿还

例句:It would take him the rest of his life to pay off that loan.
他得用余生来还清那笔贷款。

3.no longer 不再

例句:When a thing has been used, it is no longer new.
当一件东西被用过后，就不再是新的了。

4.tend to 倾向于

例句:We tend to think in absolutes.
我们思考问题倾向于绝对化。