Monoreactant
单元燃料, 单一反应物
🗣️ 情景例句
They are expecting their first child.
他们在怀他们的第一个小孩。
Sometimes the best gain is to lose.
有时大得即大失。
She was a famous actress When I was still at school.
当我还是学生时，她就是个著名的演员了。