English Dictionary

yo-yo despin

noun

(astronautics) A method of reducing the rotation rate of a rapidly-spinning spacecraft by unreeling a pair of weights from the spinning spacecraft, greatly increasing the spacecraft's moment of inertia and transferring most of the spacecraft's angular momentum to the weights.

I love playing with my yo-yo.

意味（1）

(astronautics) A method of reducing the rotation rate of a rapidly-spinning spacecraft by unreeling a pair of weights from the spinning spacecraft, greatly increasing the spacecraft's moment of inertia and transferring most of the spacecraft's angular momentum to the weights.