throttle

/ˈθrɒt.əl/ (bre, ipa) · [θrˈɑtəl] /ˈθrɑː.t̬əl/ (ame, ipa) · [θrˈɑtəl] /ˈthrä-tᵊl How to pronounce throttle (audio)/ (ame, mw) · /ˈθrɒtl/ (bre, ipa) · [θrˈɑtəl] /ˈθrɑːtl/ (ame, ipa)

throttle — noun

  • throttlesingular
  • throttlesplural

1. a part in an engine that controls how much fuel or air goes in, which changes th

1.名詞C1
釋義

a part in an engine that controls how much fuel or air goes in, which changes the engine's power

例句

Christopher checked the throttle before restarting the small fishing boat's engine.

engine part: check the throttle before starting

During the repair, Eli cleaned the throttle so fuel could flow smoothly again.

maintenance context: clean a throttle

同義詞
  • valve

    broader term for any flow-control part; throttle is the engine-specific one

  • regulator

    broader and often more technical; does not specifically imply engine power

用法筆記

This sense names the valve inside the engine itself, not the pedal or handle that the driver moves. In Chinese, this engine part is usually called 節流閥.

常見錯誤

The brake controls how much fuel enters the engine.
The throttle controls how much fuel or air enters the engine.
💡A brake slows the wheels; the throttle controls engine power.

2. the pedal, handle, or twist grip that you move to make an engine give more or le

2.名詞B2
釋義

the pedal, handle, or twist grip that you move to make an engine give more or less power

例句

Sirin twisted the throttle gently as the scooter moved into traffic.

collocation: twist the throttle

On the snowmobile, the throttle sat beside the brake on the right handle.

同義詞
  • accelerator

    standard term for the pedal in a car; throttle is broader and also covers hand controls

  • gas pedal

    informal American term for a car's accelerator pedal only

用法筆記

This is the control you touch with your hand or foot. Distinguish it from sense 1, which is the engine valve that this control operates.

常見錯誤

He hit the throttle to stop at the red light.
He hit the brake to stop at the red light.
💡The throttle makes the engine give more power; it does not stop the vehicle.

throttle — verb