Phosphosilicate
磷硅酸盐
🗣️ 情景例句
Maybe you read our ads in the newspaper.
也许你在报纸上看过我们的广告。
Do you feel better now?
现在觉得好些了吗？
Can you change this ten-pound note,madam?
夫人，您能把这10英镑的钞票换开吗？