明了

1. 该计划的妙处在于简洁明了。
   The beauty of the plan consists in its simplicity.
2. 他发明了一种新的晶体管。
   He devises a new type of transistor.
3. 人类的种种经验都证明了爱与怕之间的紧密联系。
   All kinds of human experience testify to the close link between love and fear.
4. 发明了印刷术后文化教育才得以普及。
   Mass literacy was only possible after the invention of printing.
5. 人们已经发明了很多宰杀动物的人道方法。
   People have found many humane methods of killing animals.

了的英语翻译：