英语翻译

1,这名高级职员在这家公司起到了重要的作用.
the senior staff plays a important part in the company
2,他们一家人在欧洲到处漫游中度过了暑假.
their whole family knocked about Europe having the summer holiday
3,令人失望的是,警方还没有捕获那个盗贼.
what is disappiontting,the police haven't arrested the thief
4,上海音乐厅可以容纳许多观众.
the Shanghai music hall can hold many audiences
5,消防员及时拯救了她.
the fire fighter saved her at once