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traffic light – a set of automatically operated red,
amber and green lights for
controlling traffic at road junctions and pedestrian crossings
I have to drive through ten sets of traffic lights on the way to work and if I’m late,
you can be sure they’ll all stop on red.
traffic jam – a line of vehicles moving very slowly or not at all
The traffic jam was caused by roadworks near the shopping centre.
Airport. 1) An area of land or water that is used or intended to be used for the
landing and takeoff of aircraft, and includes its buildings and facilities, if any; 2)
Facility used primarily by conventional, fixed-wing aircraft; 3) A facility, either on
land or water, where aircraft can take off and land.
Usually consists of hard -
surfaced landing strips,
a control tower, hangars and accommodations for
passengers and cargo; 4) A landing area regularly used by aircraft for receiving
discharging passengers or cargo.
Alternative fuels. Low-polluting fuels which are used to propel a vehicle instead
of high-sulfur diesel or gasoline.
Include methanol, ethanol, propane or
compressed
natural gas, liquid natural gas, low-sulfur or “clean”
diesel and
electricity.
Amtrak. Operated by the National Railroad Passenger Corporation of Washington,
DC. This rail system was created in 1970 and was given the responsibility for the
operation of intercity, as distinct from suburban, passenger trains between p oints
designated by the Secretary of Transportation.
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