一个正方体的体积为28360立方厘米,正方体的棱长估计为( )
A:22厘米
B:27厘米
C:30.5厘米
D:40厘米
I don't really r like the write, I have to say his books are very exciting.
7+( )=14。
用横线划出正确的读音
碧绿 (lǜ lù)____山峰(fēnɡ fēn)____倒影(yǐnɡ yǐn)____
晶体Q中各种微粒间的作用力不涉及( )