Monohydrocalcite
单水方解石
🗣️ 情景例句
When you see a new word, look it up.
当你看到一个新的字时就去查阅它。
An old dog cannot alter its way of barking.
老狗难改吠声。
With the invention of writing, a great advance was made, for knowledge could then be not only communicated but also stored.
随着书写的发明，又迈进了一大步，因为这样一来，知识不仅能交流，而且能储存了。