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prmph • yesterday at 6:57 PM • 1 reply • view on HN

Both are high-speed trains regardless of whether they are in motion or not.

High-speed is a descriptor of the type of train, not their current speed.

Just like a racing cars is still such even when stationary.


Replies

Zambyte • yesterday at 7:42 PM

"racing cars" actually would not be stationary. "Race cars" are the class of vehicle, which can be stationary. If the cars are racing, they are not stationary.

"High-speed" is ambiguous. It can be used to describe the class of vehicle, or it can be used to describe the state of motion of the vehicle.