[Member (365WT)]answers [Chinese ] | Time :2019-09-06 | Tracks are routes that are made of strips of steel for trains, trams, etc. It can also be the route that the celestial body runs in the universe. Also called the track. The route of motion of an object is more defined by certain rules, such as the movement of electrons within the atom and the operation of the satellite. The rules, procedures, or scope that actions should follow: Production is on track.
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Routes for trains, trams, etc. |
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