左右的英语缩写分别为：左L、右R。左L全称left：左边、左边的第一（或第二等）条路、左转弯；右R全称right：正当、公正、正义。

left和right的用法示例：

1、He looks to his left，up at the screen，then to his right。他朝左边看了看，抬头望向屏幕，然后又看了看右边。

2、Inside，a guard directed them to the right。进去后，一名警卫把他们引向了右边。