1.investigation n.侦查; (正式的) 调查,研究;
例句:We are making a thorough investigation
我们正在进行彻底调查。
2.block vt.阻止; 阻塞; 限制
例句:The player tried to block his opponent.
这位选手企图阻挡他的对手。
3.protest vi.抗议; 断言
例句:Groups of women took to the streets to protest against the arrests
成群结队的妇女上街抗议逮捕行动。
4.sideline n.副业
例句:It was quite a lucrative sideline
这份兼职很赚钱。
5.appearance n.外貌,外观; 出现
例句:It was the president's second public appearance to date
这是总统到那时为止的第二次公开露面。