M81造句怎麼寫

M82, as this irregular galaxy is also known, was stirred up by a recent pass near large spiral galaxy M81.

右邊被藍*旋臂環繞的是旋渦星系M81。

Last go-round, M82's gravity likely raised density waves rippling around M81, resulting in the richness of M81's spiral arms.

最近一個週期中，M82的重力增強了M81周圍密度波的脈動，導致M81的旋臂更濃密。