将会失望用英语怎么说

"将会失望"可以用英语表示为"be disappointed"。
这个短语来源于英语动词"disappoint"，它的意思是使失望或使扫兴。它是由两个单词组成的，"dis-"是一个前缀，意思是"反"或"相反"，而"appoint"是一个动词，意思是"任命"或"安排"。因此，"disappoint"的意思就是"使失望"或"使扫兴"，即使某人期望的事情没有发生或期望的结果没有实现。
下面是一些英文例句，并提供中文翻译：
I was disappointed when I didn't get the job I wanted. (我很失望，因为我没有得到我想要的工作。)
She was disappointed that her favorite team didn't win the game. (她很失望，因为她最喜欢的队伍没有赢得比赛。)
They were disappointed that their vacation plans were cancelled. (他们很失望，因为他们的假期计划被取消了。)
He was disappointed that his proposal was rejected. (他很失望，因为他的提案被拒绝了。)
She was disappointed that her birthday party was ruined. (她很失望，因为她的生日聚会被毁了。)