Undigraph
无向图
🗣️ 情景例句
So, what would you like to do tonight?
你今晚想干些什么？
The wife is the key of the house.
妻子是一家的钥匙。
These friendly dogs, which were first brought from Asia, were used as watchdogs even in Roman times.
那些最先从亚洲引进的狗，待人友好，早在罗马时代就给人当看门狗了。