primary

柯林斯词典

1. ADJ You use primary to describe something that is very important. 首要的[正式] [ADJ n]
That's the primary reason the company's share price has held up so well. 这就是那家公司的股票价格一直保持得这么好的首要原因。
His misunderstanding of language was the primary cause of his other problems. 他对语言的误解是他其他问题的主要原因。
2. ADJ Primary education is the first few years of formal education for children. 初级的[ADJ n]
The content of primary education should be the same for everyone. 初级教育的内容对每个人都应该是相同的。
Ninety-nine percent of primary pupils now have hands-on experience of computers. 99%的小学生如今都有电脑实际操作经验。
3. ADJ Primary is used to describe something that occurs first. 最初的[ADJ n]
It is not the primary tumour that kills, but secondary growths elsewhere in the body. 致命的并不是原发肿瘤，而是在身体其他部位的继发。
4. N-COUNT A primary or a primary election is an election in an American state in which people vote for someone to become a candidate for a political office. Compare . (美国各州的) 初选
...the 1968 New Hampshire primary. …1968年新罕布什尔州的初选。

Her primary purpose in suing the newspaper for libel was to clear her name .
Ozone is the earth's primary filter for ultraviolet radiation .
The money I earn is extra , my husband's job is our primary source of income .
The course's primary aim is to improve students ' proficiency in oral Spanish .
Although the issues you raise are important , they are not really our primary concern .