upset 沮丧的,心烦的,烦乱的 depressed 消沉的,萧条的,抑郁的,精神不振的 disappointed 失望的 表示对某人感到失望,通常用介词 in,with (最好用in) 表示对某一行为(doing sth)感到失望,通常用介词 at, about等 表示对某一事实或情况感到失望,一般用介词 with, at, in 等 总结: be disappointed in sb be disappointed in sth be disappointed about (doing) sth be disappointed at (doing) sth be disappointed