speed
基本释义
- n.(运动)速度;(某事发生或进行的)速度;快,迅速;排挡,变速器;快门速度;感光度;照片曝光的时间;<非正式>安非他明;<古>成功,繁荣
- v.快速移动;快速运送;超速驾驶;(使)加速,促进;<古>使兴旺发达,帮助成功;<非正式>用(脱氧麻黄碱之类的)兴奋剂成瘾
- 人名 (Speed)斯皮德(人名)
词语例句
(运动)速度n.
高中六级四级Wind speeds reached force five.
风速达到了5级。
The car was gathering speed.
汽车逐渐加速。
On two separate morning visits to the scientists' lab, each man walked for an hour at an average speed that, in theory, should allow his body to rely mainly on fat for fuel.
在对科学家实验室的两次单独早晨访问中,每个人都以一定的平均速度步行了一个小时:理论上,在这个速度下,他们的身体主要依靠脂肪作为燃料。
(某事发生或进行的)速度n.
六级四级In the late 1850s, the speed of technological change quickened.
在19世纪50年代末,技术变革的速度加快了。
This course is designed so that students can progress at their own speed.
这门课的设计思路是让学生自己掌握进度。
These include government financing for scientific research, national policies to support emerging industries, and even Internet broadband service speeds.
这包括政府对科学研究的资助,国家支持新兴产业的政策,甚至是互联网宽带服务的速度。
快,迅速un.
The accident was due to excessive speed.
事故的原因在于速度过快。
排挡,变速器cn.
His new car has five speeds.
他的新车有5个变速挡位。
- The car was gathering speed.汽车逐渐加速。来自《牛津词典》
- Speed had always exhilarated him.速度总是使他感到兴奋。来自《牛津词典》
- Speed is key at this point.在这个时候速度是关键。来自《牛津词典》
相关短语
- at a speed of ...以……的速度
- speed up加速
- be speeding超速驾驶
- high speed高速全速
- speed up加速;使加速
- low speed低速;慢速
- in speed迅速,赶快
- speed control速度控制;速度控制器
- wind speed风速
- shutter speed快门速度;电子快门;快门速率;快门时间
- speed up加快速度;使加速;加快
- speed skating速度滑冰;短道速滑;速滑
- speed limit速度限制;时速限制;限速
- Speed Metal速度金属;速率金属;速弹金属;疾速金属
词语扩展
- haste/hurry/speed
- pace/rate/speed/velocity
- haste/hurry/speed/dispatch
词义分布
英英释义
- n.distance travelled per unit time
- n.a rate (usually rapid) at which something happens
- n.changing location rapidly
- n.the ratio of the focal length to the diameter of a (camera) lens system
- n.a central nervous system stimulant that increases energy and decreases appetite; used to treat narcolepsy and some forms of depression
- v.step on it
- n.how fast something moves or is done
速度;速率- He drove off at high speed.他驱车飞驰而去。
- He invented a way to measure wind speeds.他发明了一种测风速的方法。
- n.very fast movement or travel
(指运动、运行的)高速,快速- Speed is essential for all athletes.速度对于所有的运动员来说都很关键。
- v.to move or travel somewhere quickly, usually in a vehicle
快速行进- Trains speed through the tunnel at 186 mph.火车以每小时186英里的速度穿过海峡隧道。
- v.to drive a vehicle faster than the legal speed limit
超速行驶- Police stopped him because he was speeding.警察把他拦了下来,因为他超速了。
词源
- speed速度;快,迅速speed的原始意义是“成功,繁荣”。当希望某人godspeed,即为“成功”的意思;而“快速”原本是speed次要的意义,开始出现于古英语时期。
- speed繁荣,兴旺,速度,迅速,快速来自古英语 sped,繁荣,兴旺,来自 Proto-Germanic*spodiz,繁荣,兴旺,来自 PIE*spe,繁荣, 兴旺,词源同 prosper,desperate.后引申比喻义速度,迅速,快速,且成为主要词义,原词义 逐渐不再使用。