Phosphonate
膦酸盐, 膦酸酯
🗣️ 情景例句
Although we hadn't met for 25 years, I recognized him the minute I saw him.
尽管我们有25年未见面了，我一看见他就认出来了。
It's a beautiful country with several chains of mountains.
这个国家很美，它有很多山脉。
Can you supply us right away?
能够立刻供货吗？