Orientability
可定向性
🗣️ 情景例句
Thank you, Mr. Johnson.
谢谢你。约翰逊先生。
Proverbs are the cream of a nation's thought.
谚语是一国的思想精华。
Mother, can we cook the food now, please? she said. I'm worried about my party.
“妈妈，请问现在我可以做吃的东西了吗？”她说，“我担心我的聚会。”