4wd
Học thuậtThân thiện
Definition
- Noun:
- A transmission system: A mechanical system that provides power directly to all four wheels of a motor vehicle simultaneously, improving traction.
- A vehicle: A motor vehicle equipped with a four-wheel drive transmission system.
Usage Examples
Noun (Transmission System):
- The truck's 4wd handled the muddy road with ease.
- Engage the 4wd before attempting to climb the steep hill.
Noun (Vehicle):
- We rented a 4wd for our camping trip in the mountains.
- His new 4wd is very capable off-road.
Advanced Usage
"Part-time 4wd": A system where the driver must manually select two-wheel or four-wheel drive mode.
- Older models often have part-time 4wd, which is more fuel-efficient on paved roads.
"Full-time 4wd" / "All-wheel drive (AWD)": A system that permanently powers all four wheels, often used interchangeably in common parlance, though technical distinctions exist.
- Many modern SUVs come with full-time 4wd for enhanced safety in all conditions.
Variants and Related Words
Four-wheel drive (n): The full term for 4wd.
- The brochure advertises "four-wheel drive" capability.
4x4 (n): A common synonym, especially for the vehicle itself.
- He's been looking at used 4x4 trucks.
All-terrain vehicle (ATV) (n): A different type of small, open vehicle, often with four wheels, designed for off-road use.
Synonyms
- Four-by-four: Another common term for a vehicle with four-wheel drive.
- Off-road vehicle: A broader category that includes 4wd vehicles.
Related Phrases
To have 4wd: To be equipped with a four-wheel drive system.
- Does this model have 4wd?
4wd capability: The quality of being suitable for off-road or low-traction driving.
- The car is marketed for its 4wd capability.
Noun
- a transmission that provides power directly to all four wheels of a motor vehicle
- a motor vehicle with a four-wheel drive transmission system