in former times
In former times 在早期，there was but one objective, 只有一個目標(but=just，只不過)to provide light for visual tasks 提供光線給需要用到眼力的工作(或勞務)
...learn at school.I compare the classmate of having no actual practice experience in former times a the step had the social experience, this practice also makes me...
... did whereas the latter have only a half of the rent in the former. => People in City A earned 3 times more than people in City B (did); however, the latter paid...