Hemihedry
半对称; 半面体
🗣️ 情景例句
Spring is the season for romance.
春天是浪漫的季节。
I wrote music scores last night.
我昨晚在写歌谱。
No two sorts of birds practise quite the same sort of flight;
没有任何两种鸟的飞行方式是相同的。