1. He was very downhearted about the poor grades he got in school.
    他对糟糕的学业成绩感到十分沮丧。

2. Downhearted thoughts hinder progress.
    消沈的思想妨碍进步。

1. 垂头丧气的：downhaul 收帆索 | downhearted 垂头丧气的 | downhill 下坡的

2.

2. 无精打采的：downfield 低磁场 | downhearted 无精打采的 | downheartedworried 闷闷不乐的

3. 消沉：wriggle 蠕动的 | downhearted 消沉 | the bugs are singled out 小虫子也被挑选出来

4. 垂头丧气的, 闷闷不乐的, 无精打采的 (形)：downfallen 落下的; 垮台的; 没落的 (形) | downhearted 垂头丧气的, 闷闷不乐的, 无精打采的 (形) | downhill 下坡, 向下 (副)

1. 情绪低落的;垂头丧气的;沮丧的
    If you are downhearted, you are feeling sad and discouraged.

    e.g. Max sighed, sounding even more downhearted...
           马克斯叹了口气，听上去更沮丧了。
    e.g. Don''t be too downhearted. There''s always a way.
           别太悲观了，总有办法的。

1. filled with melancholy and despondency

    e.g. gloomy at the thought of what he had to face
           gloomy predictions
           a gloomy silence
           took a grim view of the economy
           the darkening mood
           lonely and blue in a strange city
           depressed by the loss of his job
           a dispirited and resigned expression on her face
           downcast after his defeat
           feeling discouraged and downhearted

    Synonym: gloomygrimbluedepresseddispiriteddown(p)downcastdown in the mouthlowlow-spirited