理学 天气尺度天气系统 释 front 锋 两个温度或密度不同的气团之间的狭窄过渡带。在此界面上风的水平气旋性切变最强，温度、湿度等气象要素水平梯度最大。又称锋区。
front 前 面 ，波前
理论计算机科学 数据结构 释文 front 队头
- opposite simplex
- opposite skew field
- opposite spin orientation
- opposite topological group
- opposite vectors
- opposite vertex
- opposition
- oppositional allele
- oppositional defiant disorder
- opposition in right ascension
- opposition of categorical propositions
- opposition of yin-yang
- opposition party
- Oppositions
- opposition surge
- oppositipolar
- oppression
- Oprah Winfrey
- Oprichnina
- OP-ring
- OPRT
- opsearch
- OPSEC tactic
- opsin
- opsoclonus myoclnia-ataxia