The word 'velocity' refers to the speed of something in a given direction.
单词 'velocity' 指的是速率、速度或周转率。
| 单词 | velocity |
|---|---|
| 音标 | [vəˈlɒsəti] [vəˈlɑ:səti] |
| 释义 | n.["速率，速度","周转率","高速，快速"] |
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