Naphthine
伟晶蜡石
🗣️ 情景例句
Thank you.
谢谢。
Wherever you go you'll meet a Chinese.
不管你到哪里，你总会遇到一位中国人。
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。