柯林斯詞典four-wheel drive (four-wheel drives) 1. N-COUNT A four-wheel drive is a vehicle in which all four wheels receive power from the engine to help with steering. This makes the vehicle easier to drive on rough roads or surfaces such as sand or snow. 四輪驅(qū)動(dòng)車 返回 four-wheel drive劍橋詞典[ 可數(shù)名詞：有復(fù)數(shù)形式的名詞 or 不可數(shù)或單數(shù)名詞：沒有復(fù)數(shù)形式的名詞 ] (also 4x4); (written abbreviation 4WD) If a vehicle has four-wheel drive , its engine supplies power to all four wheels instead of the usual two, so that the vehicle can travel easily over difficult ground . （車輛的）四輪驅(qū)動(dòng) 比較all-wheel drive [ 可數(shù)名詞：有復(fù)數(shù)形式的名詞 ] a vehicle that uses this system 四輪驅(qū)動(dòng)車 返回 four-wheel drive