Definition: someone who designs and makes new things Level: B2
他是吸尘器的发明者。
He was the ___inventor of the vacuum cleaner.
托马斯·阿尔瓦·爱迪生可能是有史以来最伟大的发明家，拥有1093项专利。
Thomas Alva Edison is probably the greatest ___inventor of all time with 1093 patents.
作为一名发明家，她创造了许多有用的设备。
As an ___inventor, she created many useful devices.
