gearbox

Hộp số, hộp变速箱（汽车的）

a part of a car or other vehicle that changes the speed at which it moves by changing gears

• the gearbox of something

Collocations gearbox failure · gearbox oil

• The car has a five-speed manual gearbox.

  Xe hơi này có hộp số sàn năm cấp.

Hộp số, hộp变速箱（机器的）

a part of a machine that changes the speed at which it moves by changing gears

• the gearbox of something

Collocations gearbox mechanism · gearbox assembly

• The machine's gearbox needs to be lubricated regularly.

  Hộp số của máy móc cần được bôi trơn thường xuyên.