hapless

Compared meaning: unlucky, with bad results (adjective).

比较义项：不幸的，因运气不好而遭遇不良后果（形容词）。

• unfortunate

  The mildest and most general term; describes an ordinary piece of bad luck or a regrettable situation, without implying serious damage; can modify events, remarks, or people.

  语气最温和、用法最宽泛，指普通的倒霉事或令人遗憾的情况，并不暗示严重损害；可以修饰事件、言论或人。

  It's unfortunate that he broke his leg right before the marathon.

  他在马拉松比赛前摔断了腿，真是不幸。

• disastrous

  The strongest of the three; implies serious damage, failure, or financial loss, not mere bad luck; typically describes events, decisions, or results rather than people.

  三者中语气最强，暗示严重的损害、失败或经济损失，而不只是运气不好；通常用来形容事件、决定或结果，而非人本身。

  The company's expansion into that market proved disastrous, losing millions of dollars.

  那家公司进军该市场的举措被证明是灾难性的，损失了数百万美元。

• hapless 本词

  Usually describes a person (rarely an event) whose bad luck arouses pity or amusement; more literary or journalistic in tone; not used for large-scale disasters.

  通常用来形容人（很少用于事件），指其倒霉遭遇引人同情或觉得好笑；语体更偏文学或新闻用语；不用于形容大规模灾难。

  The hapless intern spilled coffee all over the boss's new laptop.

  那个倒霉的实习生把咖啡洒满了老板的新笔记本电脑。

Unfortunate, disastrous, and hapless all describe bad-luck situations, but their strength and use differ. Unfortunate is the mildest, a general word for anything regrettable. Disastrous is the strongest, stressing serious loss or damage. Hapless usually describes a person who seems pitiable, not a big event.

这三个词都可以形容运气不好的处境，但程度和用法不同：unfortunate 语气最温和，泛指令人遗憾的事；disastrous 语气最强，强调造成严重损失或损害；hapless 通常用来形容令人同情或觉得可怜的人。