Definition: the feeling of being disappointed Level: B1
尽早预订以避免失望。
Book early to avoid ___disappointment.
令我非常失望的是，他决定离开。
To my great ___disappointment, he decided to leave.
然而，令我失望的是，餐厅因为正在装修而关闭。
However, to my ___disappointment, the restaurant was closed because it was being redecorated.
