Phosphinate
亚膦酸盐, 亚膦酸酯
🗣️ 情景例句
Welcome to the Watermill Inn.
欢迎你们来Watermill Inn。
A good anvil does not fear the hammer.
好砧不怕锤。
Yes, thank you. We enjoyed ourselves very much.
挺好，谢谢你。我们玩得非常愉快。