Hemihedry
半对称; 半面体
🗣️ 情景例句
I always eat three square meals a day.
我总是每天三顿饭都好好吃。
The problem is far from easy.
这问题绝非易事。
The crowd broke into cheers and the drunk bowed.
然而，此时已有3个人进入斗牛场，迅速把醉汉拉到安全的地方。