throughout 美 [ θruˈaʊt] prep.（表示时间）自始至终; adv.始终;

英文释义：

during the whole period of time of sth

双语例句：

The museum is open daily throughout the year.

这个博物馆一年到头每天都开放。

The ceremony lasted two hours and we had to stand throughout.

仪式进行了两个小时，我们自始至终都得站着。