tum

Bánh xe đạp có một cái tum ở chính giữa.

Definition

1. Noun:
   • Hub (of a wheel): The central, cylindrical part of a wheel, into which the axle is fitted. It is the core component that connects the wheel to the axle and allows it to rotate.

Usage Examples

• Noun:
  • Trục xe được lắp vào tum. (The axle is fitted into the hub.)
  • Tum bánh xe bị mòn cần phải thay. (The wheel hub is worn and needs to be replaced.)

Advanced Usage

• This term is technical and is primarily used in mechanical, automotive, or crafting contexts related to wheels and axles.

Variants and Related Words

• Trục tum: axle hub; refers to the assembly of the axle and hub.
  • Kiểm tra trục tum trước khi lắp bánh. (Check the axle hub before mounting the wheel.)

Synonyms

• Hub: the central part of a wheel.
• Nave: the central block or hub of a wooden wheel (a more specialized, often historical term).

Related Terms

• Bánh xe: wheel.
• Trục xe: axle.
• Ổ bi: bearing (often found within a hub).