1.die in 死于
He wants the world to know his son did not die in vain.
他想让全世界都知道,他的儿子不是白白死去的 。
2.birthday party 生日聚会
She invited him to her 26th birthday party in New Jersey.
她邀请他去参加她在新泽西举行的26岁生日聚会 。
3.at the time of 当时
The house was unoccupied at the time of the explosion.
爆炸发生的时候房子里没有人 。
4.wait for 等待
Just wait for me in the lounge.
请在休息室里等我就行了 。
5.cheer up 振作起来
I think he misses her terribly. You might cheer him up.
我估计他是太想念她了 。也许你可以让他打起点儿精神来 。