underbody
underbody — noun
1. The bottom structure of a car, truck, or other vehicle — including the frame, ex
The bottom structure of a car, truck, or other vehicle — including the frame, exhaust pipes, and suspension parts that face the road.
The mechanic lifted the car to inspect the underbody for rust and damage.
inspect the underbody for rust and damage
A loud scraping sound meant the underbody of the truck had hit a large rock on the dirt road.
Charlotte washed the underbody of her SUV after driving on a salted winter road.
The underbody of the motorcycle was coated with a special sealant to protect it from mud and water.
Layla's car failed the safety check because the underbody had a serious crack near the frame.
- undercarriage
slightly more technical; includes wheels and suspension
- chassis
the metal frame that supports the vehicle body
- underside
general term for any bottom surface
文法句型
the underbody of [vehicle]
check/inspect/wash the underbody
用法筆記
The most frequently encountered sense of 'underbody' — common in auto repair, car sales, and vehicle maintenance contexts. Road salt and rough terrain are typical causes of damage.
常見錯誤
2. The underside or bottom surface of any object — the part that faces the ground o
The underside or bottom surface of any object — the part that faces the ground or rests on a surface.
Adina checked the underbody of the old wooden desk for signs of water damage.
the underbody of [object] for [damage]
The underbody of the stone statue was covered in moss where it touched the wet ground.
During the move, they wrapped the underbody of the glass cabinet with soft cloth to protect it.
Rust had formed on the underbody of the metal shelf after years in a damp basement.
- top
the upper surface of an object
- upper side
the opposite side from the underbody
文法句型
the underbody of [noun]
3. The vulnerable area on the lower side of a creature's trunk, typically the belly
The vulnerable area on the lower side of a creature's trunk, typically the belly region — this part is often softer and differently coloured from the animal's back or sides.
The veterinarian gently examined the underbody of the injured cat for any cuts or swelling.
examine the underbody of [animal] for [problem]
Nora noticed that the underbody of the tortoise was a lighter shade than the top of its shell.
The snake's pale yellow underbody helped it blend into the dry leaves on the forest floor.
The rescued fox lay still while the wildlife worker gently examined its underbody for injuries.
- belly
most common everyday word; less technical
- underside
general term for the bottom part
- underparts
formal biological term
- back
the upper part of an animal's body
文法句型
the underbody of [animal]
用法筆記
More commonly used in veterinary, biological, or wildlife contexts than everyday conversation; 'belly' or 'underside' is more natural for pets.