Pinakoid
轴面体
🗣️ 情景例句
We have four people in the family, my parents, my elder brother and I.
我家有 4 口人，我的父母，我的哥哥和我。
You have also made some readjustment in your import and export business, have you?
你们的进出口贸易也有一些调整，对吗？
you are conditioned by the conventions of the community to such a degree that it is very difficult to conceive of anything really destructive.
社团的风俗习惯会严格地制约你，使你很难有破坏性的想法。