n.優(yōu)先權(quán)；優(yōu)先；優(yōu)先順序
Efficiency does not always have priority. 效率不一定總是優(yōu)先。
Improving the plight of teachers is indeed a priority item. 改善教師的困難處境的確是優(yōu)先處理的一件事情。
n.先驗(yàn)性
