기계나 차량의 기어 세트를 수용하는 금속제 보호 상자.
The protective metal casing that houses a set of gears in a machine or vehicle.
예문:
"The mechanic inspected the gearbox for any signs of oil leakage."
"Dust and debris should be kept out of the gearbox to prevent internal wear."
엔진의 동력을 바퀴나 다른 구동 부위로 전달하는 기어 체계 또는 변속 장치.
A system of gears that transmits power from an engine to the wheels or other moving parts; the transmission.
예문:
"Modern electric cars often use a single-speed gearbox instead of multiple gears."
"Shifting into reverse requires the gearbox to be completely disengaged from the engine."