形容词
中文翻译：首要的
同义词：
['primary', 'primary-grade', 'primary-school']
例句：
-
1. The primary goalof the project is to improve efficiency.
该项目的首要目标是提高效率。
-
2. She was a primary school teacher for many years.
她曾是一所小学的教师很多年。
-
3. Primary research should be conducted before any conclusions are drawn.
在得出任何结论之前，应该先进行初步研究。