1
be serious about + noun / verb-ing
about后接名词或动名词，表示对某事认真或重视。
She is serious about her career.
她对事业很认真。
认真的；严肃的
先理解核心含义，再看它在真实句子里的用法。
认真的；严肃的
earnest and focused on important matters; not playful or trivial.
She is serious about her career.
她对事业很认真。
没有幽默或快乐表达；严肃的态度或性情
Without humor or expression of happiness; grave in manner or disposition.
关注工作或重要事务而非玩乐或琐事
concerned with work or important matters rather than play or trivialities
重要的；重大的；不微不足道的
Important; weighty; not insignificant.
具有重大意义
of great consequence
She gave me a serious look and told me to stop joking.
她严肃地看了我一眼，叫我别再开玩笑了。
AI contextual example
He is serious about becoming a doctor, so he studies every night.
他对成为医生这件事很认真，所以每晚都学习。
AI contextual example
We need to have a serious talk about your grades.
我们需要认真谈一谈你的成绩。
AI contextual example
a serious student of history
一个严肃的历史学生
WordNet
about后接名词或动名词，表示对某事认真或重视。
She is serious about her career.
她对事业很认真。
系动词后接形容词，描述外观或感觉。
His expression looked serious.
他的表情看起来很严肃。
get表示状态变化，get serious意为“开始严肃/认真起来”。
We need to get serious about this problem.
我们需要开始认真对待这个问题。
Not this
He studies serious.
Use this
He studies seriously.
错误：在动词后应用副词修饰，而非形容词。'serious' 是形容词，而 'seriously' 是副词。
Not this
I am serious to learn Chinese.
Use this
I am serious about learning Chinese.
错误：'serious about' 是固定搭配，表示‘对…认真’，后接动名词或名词，不能用不定式。
Not this
He was serious injured.
Use this
He was seriously injured.
错误：在形容词或分词前应用副词修饰，而非形容词。'injured' 是过去分词，需用 'seriously' 表示‘严重地’。
Focus on the distinctions below. Other candidates are kept compact until a reliable usage note is available.
严重的问题
We need to address this serious problem immediately.
我们需要立即解决这个严重的问题。
严重的疾病
He was diagnosed with a serious illness.
他被诊断出患有严重的疾病。
重伤
The accident caused serious injuries.
事故造成了重伤。
严重犯罪
Murder is a serious crime.
谋杀是一种严重犯罪。
重要的事情
This is a serious matter that requires attention.
这是一件需要关注的重要事情。
认真考虑
The proposal deserves serious consideration.
这个提议值得认真考虑。
极其严肃的
She was deadly serious about quitting her job.
她对于辞职这件事是极其认真的。
非常严肃的
When the boss said we were losing money, he was serious as a heart attack.
当老板说我们正在亏损时，他非常严肃。
严肃的事情
Climate change is serious business that affects everyone.
气候变化是影响每个人的严肃事情。
为什么这么严肃？
He asked me why I was so serious.
他问我为什么这么严肃。
Use serious naturally, then get feedback on meaning, tone, grammar, and phrasing.
Revisit a common error or keep this word in your review list.
联想 series（系列）和 ours（我们的），一系列我们的事情都是严肃重要的。
serious 的语体为混合：表示‘严重的’（如疾病、后果）多用于正式或严肃场合；表示‘认真的’（如态度、关系）常见于日常对话；表示‘重大的’（如问题、决定）偏正式。典型语境包括医疗、法律、工作、人际关系。
All these words end with -ious and are pronounced with a final /iəs/ sound, matching the stressed vowel and following sounds of 'serious'.
Dictionary facts from DICTIONARY_API_DEV, ECDICT, WIKTIONARY.