天文学家们知道冥王星和海王卫一拥有几乎相同的体积、质量和密度。

Astronomers know that Pluto and Triton have nearly the same size, mass, and density.

《柯林斯英汉双解大词典》

天文学家们知道冥王星和海王卫一拥有几乎相同的体积、质量和密度。

Astronomers know that Pluto and Triton have nearly the same size, mass, and density.

《柯林斯英汉双解大词典》