牛津词典解释得比较清楚了:a person who does not eat any animal products such as meat， milk or eggs. Some vegans do not use animal products such as silk or leather.
4WD：四轮驱动4C：四区域独立可调空调4WS：四轮转向4MATIC：全轮驱动系统4HLC：高速四轮驱动配中央差速器4H：高速四驱4L：低速四驱4LC：低速锁止四驱AFS：自适应照明系统 主动前轮转向系统AYC：主动偏航控制系统 主动横摆控制系统ASC：主动式稳定控制系统 自动稳
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