单词	on-ramp
释义	on-ramp noun A lane for traffic entering a turnpike or freeway.As I entered the freeway on-ramp, there seemed to be even fewer cars.... There are expressways, smaller lanes, on-ramps and off-ramps and intersections. The result could help engineers improve traffic forecasts and improve control over traffic lights at on-ramps, he says.
随便看	peroxynitrite perp per pais per pale perpend perpendent perpendicular perpendicularity perpendicularly perpendicularness perpendicular pronoun perpensity perpet ion channel ion chromatography ion drive ionene ion engine Ionesco, Eugène ion etching ion exchange ion-exchange chromatography ion-exchanged ion-exchange polymer ion exchanger

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