(noun.) an improvement that adds to the value of a property or facility.
贝丝录入
双语例句
One of his earlier works and his latest are bold and penetrating discussions of the possible betterment of social relations. 赫伯特·乔治·威尔斯.世界史纲.
We know enough to-day to know that there is infinite room for betterment in every human concern. 赫伯特·乔治·威尔斯.世界史纲.
The use of electricity is so common today that the average person does not stop to think of it as a magical power wielding a tremendous influence for betterment in every-day affairs. 佚名.神奇的知识之书.
He would frequently change words, always to the betterment of the speech. 弗兰克·刘易斯·戴尔.爱迪生的生平和发明.