Phosphonate
膦酸盐, 膦酸酯
🗣️ 情景例句
One of my patients has a high fever,
我的一位病人发高烧，
What's your brother planning to do tomorrow?
你的兄弟计划明天做什么？
Can you ask her to ring me back, please?
你能请她给我回个电话吗？