Polymetallism
多本位制
🗣️ 情景例句
Add a teaspoon of oil and one cup of milk.
加一茶匙油和一杯牛奶。
Tinkering is so enjoyable.
修理东西令人快乐。
On the first lap, Class 3 were in front.
在跑第一圈时，3班在前边。