Digenite
蓝辉铜矿
🗣️ 情景例句
Oh, don't forget the mustard.
噢，不要忘了芥末。
It seems like I always have bills to pay and he never has any!
我看来好像老是有账单，然而他却完全没有。
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。