Gāowèi shāchēdēng bú liàng le, niánjiǎn kěndìng guò bu liǎo.
The third brake light isn't working; there's no way it'll pass the annual inspection.
Tips
usage
Mandatory on new cars since the mid-1980s in the US and widely in China. Positioned above the regular tail lights so the driver behind still sees brake signals through the car in front. It meaningfully reduces rear-end collisions.