礼仪小姐将宾客们引导至宴会厅。

The hostess ___ushered the guests into the banquet hall.

这项新技术将引领教育领域的重大变革。

This new technology will ___usher in major changes in the education field.

电影院的引座员带我们找到了座位。

The ___usher showed us to our seats in the movie theater.