🗣️ 情景例句
Isn't this the Nanjing University?
请问是南京大学吗？
Could you do me a favor?
能请你帮个忙吗？
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。