Coset
[计] 系
📖 牛津释义
coset
n
(mathematics 数) set that can be added to an existing set to produce a more inclusive larger set 傍系; 陪集.
🗣️ 情景例句
These knives are guaranteed never to go blunt.
这些刀保证不会变钝。
Let's go Dutch.
分摊吧！
What about you, Bob? A bowl of soup?
你怎么样，鲍勃？喝碗汤好吗？