speed
/spiːd/📚 3600 18 4四级 六级 考研 雅思 中考 高考 The speed of something is the rate at which it moves or travels. (移动、运行的) 速度
noun [抽象名词]（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
- The speed of something is the rate at which it happens or is done. (发生、完成的) 速度
verb [vt. 及物动词]快速移动；快速运送；超速驾驶；（使）加速，促进
- If you speed somewhere, you move or travel there quickly, usually in a vehicle. (通常指乘车) 迅速疾驰 • 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。
| 过去式 | 过去分词 | 现在分词 |
|---|---|---|
| sped / speed | sped / speed | speeding |
- speed 出现在下面的课文中
- Lesson 129&130 Seventy miles an hour speed 名词: 限速
- Lesson 56 Faster than sound! speed 动词: 疾驶
- Lesson 72 A car called bluebird
- Lesson 86 Out of control
- Lesson 6 Smash-and-grab
- Lesson 25 The Cutty Sark
疾驶
① v. 疾驶，急行
- The police car sped past us.
- The two men sped out of the room.
② n. 速度
- at the speed of 以……的速度
- The car goes at the speed of 40 miles an hour / at 40 miles an hour.在车后的 3 speed/4 speed 表示档位
speed up 速度的增加, 加速
slow down 减速
blow up 风力的增加