速cuk1率leot2

English

1. speed; rate
2. speed; velocity ----unreviewed?
3. speed; rateunreviewed?

粵語 — Cantonese

1. 一樣嘢嘅移動距離除以所用時間；日常講嘅速率同速度冇分別，物理學上速率係純量unreviewed?
2. 廣義形容所有事情發生嘅量除以時間unreviewed?

Examples

• unreviewed?

  普通鐵喺室温下嘅生鏽速率係非常之慢。

  Rusting of iron is a very slow process under normal temperature.