noun
commercial vehicle
Refers to vehicles used for business purposes, such as trucks, vans, and taxis, as opposed to private passenger cars.
この駐車場は商用車専用です。
This parking lot is for commercial vehicles only.
新しい商用車の燃費はかなり改善された。
The fuel efficiency of the new commercial vehicle has improved considerably.
トラック is a more specific term for a truck, which is a type of 商用車.
Compound of 商用 (commercial use) and 車 (vehicle).