英语语法分析

But that spray contained no boric acid.

不过这种喷雾中不含硼酸。

Patient: : Well, then. Give me some boric acid.

病人：那好吧。给我来点硼酸吧。

Boric acid is generally safe for human beings and other mammals.

硼酸对人类和其他动物一般是安全的。