Triality
三隅对称性
🗣️ 情景例句
Thanks. Could you point me in the right direction?
谢谢。您能告诉我要往哪里走吗？
Peter began to hear about the interesting new play.
彼德开始听到新放映的电视剧很精彩。
Hello, Jim! Nice to meet you.
吉姆，你好。见到你很高兴！