这个标识代表什么意思?What does this sign mean?

这个标识代表什么意思?What does this sign mean?
右转车辆必须遵守本标识Right turning traffic must obey any sign above this one
左转或者直行的车辆必须遵守本标识Traffic turning left or driving straight through must obey any sign above this one
车辆到这里必须右转弯Vehicles can only turn right here

死记硬背题