释义 |
Botts' dots noun small bumps delineating lanes on motorways US- — Montie Tak, Truck Talk, p. 17, 1971
- Those things that everybody calls Botts Dots are actually, in highway parlance, raised pavement markers. Elbert D. Botts was just the guy who, in the 1950’s, invented a certain kind of dot and found a way to stick it to the surface of the road. — California Department of Transportation, Fact Sheet, 2001
|