gentleman in waiting

例句：

1. 1.He was a gentleman in wait for theking's arrival.
   他在国王到来时是等待中的绅士。
2. 2. The gentleman in waitwas very polite and courteous.
   那位等待中的绅士非常礼貌和有教养。
3. 3. Thegentleman in wait was given a seat atthe table.
   那位等待中的绅士被安排在了餐桌上。