夸欧尔的大小和构成物质与它非常相似。

Quaoar appears to be very similar in size and material.

youdao

而且如果这样的话，为什么夸欧尔、塞德娜及其它星体不是呢？它们比冥王星小些，但没小那多。

And if so, why not Quaoar and Sedna, and several other worlds, which were smaller than Pluto, but not by much?

youdao

而且如果这样的话，为什么夸欧尔、塞德娜及其它星体不是呢？它们比冥王星小些，但没小那多。

And if so, why not Quaoar and Sedna, and several other worlds, which were smaller than Pluto, but not by much?

youdao