Definition: a level of quality, size, importance, etc. Level: B2
她升职了，现在比她大部分同事高一个等级。
She was promoted and is now a ___grade above most of her colleagues.
在这家公司，员工的工资通常与其绩效等级挂钩。
At this company, an employee's salary is usually tied to their performance ___grade.
这些鸡蛋标为AA级，是你能买到的最好的。
These eggs are marked as AA ___grade, the best you can buy.
