1.demand for 需要;对......的要求
Demand for coal is down and so are prices.
煤的需求下降了,煤价也相应下跌
2.break out 爆发;突然发生
Armed conflict may break out at any moment.
武装冲突有一触即发之势
3.at first 起先;最初
At first I felt very resentful and angry about losing my job.
起初我对丢掉工作感到非常怨恨和恼怒
4.succeed in 成功地做;取得成功
There can be no doubt that you will succeed in your scientific research.
毫无疑问你在科研方面会取得成功
。