Be disappointed at
对…感到失望
🧩 词语组成解析
be
[bi]
v. 是;有，存在;做，成为;发生;
aux. 用来表示某人或某物即主语本身，用来表示某人或某物属于某一群体或有某种性质;
disappointed
[[ˌdisə'pɔintid]]
a. 失望的
at
[æt]
prep. （表示位置）在;在（某时间或时刻）;以，达; 向，朝;
n. 阿特（老挝辅币单位，100 阿特 = 1 基普）;
🗣️ 情景例句
and they're having their tonsils out.
他们也将切除扁桃腺。
Walk groundly; talk profoundly; drink roundly; sleep soundly.
行路踏实，言谈深刻，饮酒豪爽，睡眠酣畅。
Maybe Shanghai, Nangjing, Wuxi and Hangzhou.
可能参观上海、南京、无锡和杭州。