This is the 7163rd most frequent Chinese word.
立体
"立体" means "three-dimensional" or "solid."
In this sentence, '立体' is used as an adjective to describe the quality of the painting, emphasizing its three-dimensional appearance.
这幅画看起来很立体，好像能触摸到一样。
This painting looks very three-dimensional, as if it could be touched.
Here, '立体' is an adjective referring to the three-dimensional nature of the model being designed.
我们需要设计一个立体模型来展示这个概念。
We need to design a three-dimensional model to demonstrate this concept.
'立体感' combines '立体' (three-dimensional) with '感' (sense), indicating the sensation of three-dimensional space in art.