Semiring
[医]半环状（的）
🗣️ 情景例句
I've got to call a caterer.
我应该给宴会承办者打一个电话。
Are you sure this is where we are to meet them?
你确定要在这个地方和他们碰头吗？
We're going to substitute a better item for number 3.
我们将以品质较好的来代替三号产品。