充分条件英语

必要条件，充分必要条件，必要充分条件Necessary conditions, sufficient and necessary conditions, necessary and sufficient conditions

回答和翻译如下：必要条件，充分必要条件，必要充分条件。Necessary conditions, sufficient and necessary conditions, necessary and sufficient conditions.

Sufficient Condition:Whenver one thing ensures, is enough for, or guarantees that another thing is true. In other words, a conditon A is sufficient for a condition B if and only if the truth of A guarantees the truth of B.Necessary Condition:Whenever one thing is essential or required for another thing to be true. In other words, a condition A is necessary for a condition B if and only if the falsity of A guarantees the falsity of B.