speed
[NOUN, VERB]
speeds
1. [C, U 有变体名词] （移动、运行的）速度
The speed of something is the rate at which it moves or travels.
双语例句
例：He drove off at high speed.
他驱车飞驰而去。
例：Wind speeds reached force five.
风速达到了5级。
例：An electrical pulse in a wire travels close to the speed of light.
电线里的脉冲以接近光的速度传输。
2. [C 可数名词] （发生、完成的）速度
3. [U 不可数名词] 快速
Speed is very fast movement or travel.
双语例句
例：Speed is the essential ingredient of all athletics.
速度是所有田径运动项目的关键要素。
例：He put on a burst of speed.
他突然加速了。
4. [U 不可数名词] （发生、完成的）高速
Speed is a very fast rate at which something happens or is done.
双语例句
例：I was amazed at his speed of working.
他办事之麻利让我深感叹服。
NOUN. 名词
speed up
1. [PHRASAL 短语] （某物）加速 , 使（某物）加速
When something speeds up or when you speed it up, it moves or travels faster.
双语例句
例：You notice that your breathing has speeded up a bit.
你注意到你的呼吸已加快了一点。
2. [PHRASAL 短语] （过程、活动）加速 , 使（过程、活动）加速
When a process or activity speeds up or when something speeds it up, it happens at a faster rate.
双语例句
例：Job losses are speeding up.
失业趋势正在不断加快。
例：I had already taken steps to speed up a solution to the problem.
我已经采取了措施，尽快拿出解决这个问题的方案。
PHRASAL VERB. 短语动词
speeds , speeding , sped , speeded
1. [I 不及物动词] （通常指乘车）迅速疾驰
If you speed somewhere, you move or travel there quickly, usually in a vehicle.
近义词
双语例句
例：Trains will speed through the tunnel at 186 mph.
火车将以每小时186英里的速度快速穿过隧道。
2. [I 不及物动词] 超速驾驶
Someone who is speeding is driving a vehicle faster than the legal speed limit.
双语例句
例：This man was not qualified to drive and was speeding.
这个男子没有驾驶资格， 而且还在超速驾驶。
VERB. 动词
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