"guardrail" in Chinese (Simplified)
护栏
Definition
安装在道路、桥梁或楼梯旁边的坚固金属或木制栏杆，用来防止人或车掉落或驶出边缘。
Usage Notes (Chinese (Simplified))
多用于公路安全环境，如“道路护栏”、“高速护栏”。不用于普通楼梯扶手。
Examples
The car hit the guardrail but no one was hurt.
汽车撞上了**护栏**，但没有人受伤。
A guardrail runs along the side of the bridge.
桥的一侧有**护栏**。
Always stay inside the guardrail for your safety.
为了你的安全，总要待在**护栏**内。
After the curve, drivers often miss the turn and crash into the guardrail.
转弯后，司机常常错过方向，撞上**护栏**。
The construction team is replacing the old guardrails on the highway this week.
施工队本周正在更换高速公路上的旧**护栏**。
Luckily, the guardrail stopped the bus from going off the cliff.
幸好，**护栏**阻止了公共汽车冲下悬崖。