Orientability
可定向性
🗣️ 情景例句
This great news, I'm happy to hear it.
很高兴能听到这么棒的消息。
Which one is yours?
哪一个是你的？
If so, look out for books, articles or magazines about them.
如果有，你就该找一些有关的书籍、文章或杂志来读。