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primary + noun
Education is a primary concern.
教育是主要关注点。
主要的；首要的；最重要的
先理解核心含义，再看它在真实句子里的用法。
主要的；首要的；最重要的
Main or most important; principal
Education is a primary concern.
教育是主要关注点。
在一组或系列中最先或最早的
First or earliest in a group or series.
主要的；首要的；置于其他之前的
Main; principal; chief; placed ahead of others.
最早形成的；基本的
Earliest formed; fundamental.
具有或表现出某种性质或特征的第一阶段；经历了替代或更换的第一阶段。
Illustrating, possessing, or characterized by, some quality or property in the first degree; having undergone the first stage of substitution or replacement.
His primary concern is the safety of his family.
他首要关心的是家人的安全。
The primary reason for the delay was the weather.
延误的主要原因是天气。
She focuses on her primary responsibilities at work.
她在工作中专注于自己的主要职责。
Education is a primary concern.
教育是主要关注点。
This issue is primary.
这个问题是首要的。
表示在某个领域或活动中至关重要。
Safety is primary in our operations.
安全在我们的运营中是首要的。
Not this
This is a primary example of good design.
Use this
This is a prime example of good design.
当表示“最好的例子”时，应使用“prime”而非“primary”。“primary”意为“首要的”，而“prime”意为“最佳的”，固定搭配为“prime example”。
Not this
My son is still in primary.
Use this
My son is still in primary school.
形容词“primary”不能单独作名词表示“小学”，必须与“school”连用组成名词短语“primary school”，否则不完整。
Not this
Primary, I need to finish this report.
Use this
Primarily, I need to finish this report.
修饰整个句子时应用副词“primarily”，而非形容词“primary”。“primary”只能修饰名词，不能作状语。
Focus on the distinctions below. Other candidates are kept compact until a reliable usage note is available.
小学
She teaches at the local primary school.
她在当地小学教书。
初级保健
Patients should first visit a primary care doctor.
患者应首先看初级保健医生。
主要目的
The primary purpose of the meeting is to discuss the budget.
会议的主要目的是讨论预算。
主要原因
The primary reason for his resignation was health issues.
他辞职的主要原因是健康问题。
原始来源
Historians rely on primary sources for accurate information.
历史学家依靠原始资料获取准确信息。
首要担忧
Safety is the primary concern of the project.
安全是该项目首要关注的问题。
Use Primary naturally, then get feedback on meaning, tone, grammar, and phrasing.
Revisit a common error or keep this word in your review list.
联想 prime（首要的）+ ary（形容词后缀），primary 就是“首要的”。
通常为中性，多用于正式或学术场合，强调首要性或基础性。常见于教育、工作等语境。
These words all end in the spelling '-ary', but their pronunciation of the final syllable varies. None rhyme with 'primary' because the vowel in the final syllable differs (primary's final syllable is /məɹi/, while these have /dɛri/, /təri/, /nɛri/, /sɛri/, or /trɛri/).
Dictionary facts from DICTIONARY_API_DEV, ECDICT, WIKTIONARY.