Polyphosphoric acid
[化] 多磷酸
🧩 词语组成解析
🗣️ 情景例句
I'm Elsa Tobin. How do you do?
我叫Elsa Tobin ，你好。
Look what you did, squirt!
小子，你仔细看看你做的好事！
Next Annie took me by the hand and taught me how to jump.
接着，她又拉着我的手，教我如何跳。