Borofluorhydric acid
[机] 氟硼酸
🧩 词语组成解析
🗣️ 情景例句
In North America when people meet each other for the first time.
在北美，当人们第一次彼此见面时。
The woolen sweaters you delivered do not match the sample we provided.
你们交货的羊毛衫和我厂提供的样品不一致。
I have pressing business to attend to.
我有紧急的事情要处理。