On-ramp
01
入口匝道, 高速公路入口
a short road that allows vehicles to enter a highway or motorway
例子
The driver carefully merged onto the highway using the on-ramp.
司机小心地使用匝道并入高速公路。
Traffic was backed up on the on-ramp due to an earlier accident on the main road.
由于主路上早先发生的事故，匝道上的交通堵塞了。
