Panstrophoid
泛環索線
??? 情景例句
There are a lot of beggars on the street, how can we help them?
街上的乞丐那么多，我們怎么能幫助他們呢？
A group of us went out to the theater last night.
我們一群人昨晚去外面到劇院。
I think we must buy some meat for supper.
我想我必須買一些晚飯吃的肉。