Algins
algae derivatives 海藻产品
🗣️ 情景例句
This food is heavenly, isn't it?
这一顿太美好了， 是吗？
Every man has his hobby-horse.
人各有所好。
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。