To demoralize someone is to take away their courage or confidence so they feel they cannot win, or cannot do the job. Bad news can demoralize a team. Unfair criticism can demoralize a student. You can demoralize one person or a whole group.

To demoralize someonedemoralize某人， is to take away their courage or confidence是把他們的勇氣或信心拿走，so they feel they cannot win, or cannot do the job讓他們覺得自己贏不了，或做不到這件事。Bad news壞消息 can demoralize a team可以讓一支隊伍士氣低落。Unfair criticism不公平的批評 can demoralize a student可以讓一個學生喪失信心。You can demoralize你可以打擊 one person or a whole group一個人，也可以打擊整個團體。

It is stronger than “disappoint”: they may still be standing there, but the fight has gone out of them. Formal enough for news and work; at home people more often say “it knocked us down” or “we lost heart.” From French démoraliser.

It is stronger than 'disappoint'這個字比'disappoint'（失望）更強烈：they may still be standing there他們可能還站在那裡，but the fight has gone out of them但鬥志已經沒了。Formal enough for news and work正式到可以用在新聞和職場；at home people more often say 'it knocked us down' or 'we lost heart'在家裡大家更常說「這把我們打倒了」或「我們失去鬥志了」。From French démoraliser這個字源自法文démoraliser。

American spelling; British often writes demoralise.

American spellingdemoralize是美式拼法； British often writes demoralise英式常寫demoralise。

Though actually, the French word first meant to spoil someone’s morals. English kept the shape and moved the meaning toward spirit — so do not hear “make them immoral” in it today.

Though actually不過實際上，the French word first meant to spoil someone's morals這個法文字最初的意思是敗壞某人的道德。English kept the shape英文留下了字形， and moved the meaning toward spirit卻把意思移到「士氣」上——so do not hear 'make them immoral' in it today所以現在不要把它聽成「讓某人變得不道德」。