Necessity
01
必要性, 必需
the fact that something must happen or is needed
例子
The necessity of following traffic laws ensures safety on the roads for everyone.
遵守交通法规的必要性确保了道路上每个人的安全。
02
必需品, 必要性
a thing that is essential or required for basic living or functioning
例子
Food, clothing, and shelter are considered basic necessities of life.
食物、衣物和住所被认为是生活的基本必需品。
