你需要知道的玩具可用于硬表面的唯一或硬表面和草。

You need to know whether the toy can be used on hard surface only or both hard surface and grasses.

youdao

你需要知道的玩具可用于硬表面的唯一或硬表面和草。

You need to know whether the toy can be used on hard surface only or both hard surface and grasses.

youdao