1. refugee n.避难者,难民
例句:The people living in the refugee came appeal for help.
难民营的人们要求帮助。
2. compete vi.竞争; 竞赛; 比得上; 参加比赛(或竞赛)
例句:Here was a car priced to compete with the small imports.
这部车的定价可与进口的小车竞争。
3. opportunity n.机会; 适当的时机良机; 有利的环境
例句:I had an opportunity to go to New York and study
我曾经有一个去纽约学习的机会。
4. expand vt.扩张; 使…变大; 详述
例句:Engineers noticed that the pipes were not expanding as expected
工程师注意到管道并没有如预期那样膨胀。
5. explain vt.讲解,解释
例句:He made up a story to explain why he was absent.
他编造了一个故事为他的缺席辩解。