Be invented
发明───invention;被───cover
More than eight million books were printed within fifty years after the invention of the printing press.───印刷机发明以后的50年间,有800多万册图书被印刷。
The new invention ensures the beer keeps a full, frothy head.───这项新发明能保证啤酒始终保持丰富的泡沫。
Tell us how you lit upon the idea for your invention.───请告诉我们,你是怎么想到你那个发明的.
It's been a tricky business marketing his new invention.───推广他的新发明一直是件棘手的事情。
They demonstrated the new invention to us.───他们向我们演示了他们的新发明.
This invention is ascribed to Edison.───这项发明被认为是属于爱迪生的.
The invention of printing helped the diffusion of learning.───印刷术的发明有助于知识的传播.
You can't fault them for lack of invention.───你不能因为他们缺乏创新就指责他们。