The counter 4台 is used for counting: 4 machines/vehicles/devices (cars, computers) (Category: 台 (dai) - Machinery/Vehicles, JLPT N5). 四 is pronounced 'yon' (よん) when attached to 台 (dai).
Context Example
駐車場に車が4台あります。
Chuushajou ni kuruma ga yondai arimasu.
There are four cars in the parking lot.
Which counter represents "4 machines/vehicles/devices (cars, computers)"?
Correct! 🎉
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