Permutoid
[化]交换体
🗣️ 情景例句
We did?
我们忘了吗？
Chuck went to a restaurant that serves very tasty salads.
贾克去一家有美味色拉的餐厅用餐。
I'll have the office send you a map.
我会叫公司里的人送张地图给你。