Dihydroxyfluoboric acid
[化] 二羟氟硼酸; 二羟基氟硼酸
🧩 词语组成解析
🗣️ 情景例句
When was the last time?
最近一次是什么时候？
Thanks a lot. Here.
多谢。这是车费。
It was the first joy I had known for years.
我豁然开朗了。这是我多年来第一次感到高兴的事了。