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词汇 *speed¹
释义 *speed¹ /spid; spiːd/
n
1 [C,U] how fast something moves or travels 速度,速率:
The cyclists were riding at a speed of 35 mph. 自行车手以每小时 35 英里的速度在骑行。
at high speed (=very quickly) 以非常快的速度: a car travelling at high speed 高速行驶的汽车
2 [U] the rate at which something happens or is done 〔某事发生或进行的〕速度:
the speed at which computers have changed modern life 电脑改变现代生活的速度
3 [U] informal an illegal drug that makes you very active 【非正式】 安非他明〔一种毒品〕
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