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居高不下的首要原因。

His misunderstanding of language was the primary cause of his other problems.

他对语言的误解是引起其他问题的主要原因。

The family continues to be the primary source of care and comfort for people as they grow older.

人们变老时，家庭仍然是他们获得照顾和舒适生活的首要来源。

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 per cent 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。

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肿瘤增生。