Homohedral
全對稱面的
??? 情景例句
so that we don't have to worry about any structural problems.
我們就可以不用擔心任何結構上的問題。
If he doesn't, will you paint it?
如果他不，你會油漆它嗎？
Anthropology was by definition impossible,
那么人類學按其定義來說就無法存在。