social norms 社会规范
return to normal 恢复正常
statistical normals 统计正态
geometric normals 几何法线
normal behavior 正常行为
1. The company is trying to restore normal operations.
公司正试图恢复正常运营。
2. In mathematics, the normals to a curve are perpendicular to the tangent.
在数学中，曲线的法线垂直于切线。
3. Most students fit within the normal range of scores.
大多数学生的分数都在正常范围内。
A: Are the test results within normal limits?
A：测试结果在正常范围内吗？
B: Yes, all the normals are consistent with healthy standards.
B：是的，所有指标都符合健康标准。
1) 常规，惯例
2) 法线（几何学）
3) 正态分布（统计学）
4) 正常值
1. [pl.] 常规；正常情况
e.g. He returned to his normal routine.
他回到了正常的日常生活。
2. (Math) 法线
e.g. Draw the normals to the circle at the points of intersection.
画出交点处圆的法线。
noun
1. The usual or expected state of affairs; a standard.
Synonym: standards, conventions