a number of造句

Once at Elgin day-trippers visit a number of local sights.
一到达埃尔金，一日游的游客就参观了一些当地的风景名胜。

She retained a number of copies for further annotation.
她保留了许多副本以便作进一步的注解。

He was ably assisted by a number of other members.
他得到其他一些成员的鼎力相助。