Polyphosphate
多磷酸盐
🗣️ 情景例句
No, Mom. We had a great time.
不， 妈妈。我们玩得很高兴。
Health is above wealth.
健康胜于财富。
Dropping my suit, I dashed downstairs to tell George.
我扔下西服冲下楼去告诉乔治。