When I pulled out of the space, I nicked the rear bumper of the car in front of me.

我把车从车位开出来时，蹭到了我前面那辆车的后保险杠。

《柯林斯英汉双解大词典》

Separate the reflector from the rear bumper.

从保险杆分离反射镜。

youdao

This rear bumper applies to hover, quality and cheap, welcomed to order.

此保险杠适用于哈弗车系，质优价廉，欢迎订购。

youdao

Heck, Ragan barely even saw teammate David Gilliland hook onto his rear bumper.

NPR: David Ragan Steals Last-Lap Victory At Talladega

Further SUV references, such as a load sill guard and a concealing skid plate fascia panel, highlight the rear bumper.

ENGADGET: Mercedes-Benz GLA concept puts laser projectors in headlights, redefines SUV

He stood up again and stumbled forward, but his injured leg buckled and he fell, his forehead hitting the rear bumper of the motorcycle.

NEWYORKER: Nawabdin Electrician