English Dictionary

instantaneous velocity

noun

The velocity of an object at any given instant (especially that of an accelerating object).

The instantaneous velocity of the car was measured using a radar gun.

意味（1）

The velocity of an object at any given instant (especially that of an accelerating object).

意味（2）

(mathematics) The limit of the change in position per unit time as the unit of time approaches zero; expressed mathematically as lim _(t→0)(𝛥x)/(𝛥t)