Phosphinate
亚膦酸盐, 亚膦酸酯
🗣️ 情景例句
the cities, the special places, and the people.
一些城市，一些特别的地方以及人们的摄影选辑。
Doesn't matter what you say.
说了也没用。
How much did you pay for all these things? asked her mother.
“买所有这些东西你付了多少钱？”她妈妈问。