In fact, it was originally a solid rock.

其实，这螺壳岩里面本来是实心的。

youdao

In fact, it was originally a solid rock.

其实，这本来是实心的岩石。

youdao

The pillars look solid, but in fact they're hollow.

那些柱子看上去是实心的，其实是空心的。

youdao

The pillars look solid, but in fact they're hollow.

那些柱子看上去是实心的，其实是空心的。

youdao