ramp meter

名词 n.

英文释义

名词 n.
  1. A traffic light that is located at the end of an on-ramp to regulate vehicles entering a highway.
    — There’s no delicate way to put this, so we’re just going to come right out and say it – we feel that ramp meters are underappreciated. […] Yet, it’s not uncommon to see drivers totally ignore a ramp meter and drive right through its red light.

词形变化

ramp meters plural
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