created sense approved 必要条件/必要條件 · bìyàotiáojiàn · necessary condition
必要条件 / 必要條件
bìyàotiáojiàn
necessary condition
a condition that must be satisfied for a statement to be true or an event to occur in logic or mathematics
在逻辑学中，必要条件并不等同于充分条件。
created sense approved 必要条件/必要條件 · bìyàotiáojiàn · requirement
必要条件 / 必要條件
bìyàotiáojiàn
requirement
an essential prerequisite or factor necessary for a specific result or state
充足的睡眠是保持健康的必要条件。