1N-COUNT 要求;需求;必要条件 A requirement is a quality or qualification that you must have in order to be allowed to do something or to be suitable for something. 要求;需求;必要条件
Its products met all legal requirements.
它的产品符合所有的法律要求。
Graduate status is the minimum requirement for entry to the teaching profession.
研究生学历是从事教学工作的最低要求。
I knew that concentration was the first requirement for learning.