名词
1. 先决条件；前提；必要条件
[…]nbsp;[…]nbsp;[…]nbsp;[…]nbsp;If one thing is a prerequisite for another, it must happen or exist before the other thing is possible.
1. something that is required in advance
[…]nbsp;[…]nbsp;[…]nbsp;[…]nbsp;e.g. Latin was a prerequisite for admission
[…]nbsp;[…]nbsp;[…]nbsp;[…]nbsp;Synonym: requirement