热心网友
具有较强的观赏性和科普性it possesses both fairly good appreciation and scientific values
热心网友
Has stronger watches the nature and the popular science
热心网友
It provides lots of view and admire value,and promotes public understanding of science.
具有较强的观赏性和科普性it possesses both fairly good appreciation and scientific values
Has stronger watches the nature and the popular science
It provides lots of view and admire value,and promotes public understanding of science.