throttle
noun [ C ] uk/ˈθrɒt.əl/ us/ˈθrɑː.t̬əl/
节流阀；油门
a valve which allows more or less fuel to go into an engine and so changes the power with which the engine operates
Idiom
at full/half throttleidiom 以全速／半速;尽全力／以一半的力量
at full/half speed or power
He's working at full throttle (= as hard as he can) to get the job finished. 他正全力以赴完成工作。
The captain of the boat had his engines at full throttle. 船长让船开足马力全速行驶。
throttle
verb [ T ] uk/ˈθrɒt.əl/ us/ˈθrɑː.t̬əl/
(PRESS THROAT)
掐（喉咙）;使窒息
to press someone's throat very tightly so that they cannot breathe
informal Sometimes he annoys me so much that I could throttle him. 有时他真让我讨厌，我恨不得掐死他。
(PREVENT)
阻挡；压制；扼杀
to prevent something from succeeding
The reduction in funds is throttling the development of new programmes. 经费的削减将阻碍新计划的开展。
Phrasal verb
throttle (something) back/down （调节油门）减速
to reduce speed, or to reduce the power and speed being produced by an engine
The pilot throttled back (the engines) as he came in to land. 着陆时，飞行员调节油门减速。