我想問關於年份的問題...

100年 = 1 century


1st century = 0-99

2nd century = 100-199

3rd century = 200-299

所以 17th century = 1600-1699



1760s 是指 18世紀60年代~

= the 7th decade of the 18th century
(1 decade = 10 years)

= 1760 - 1769

17th century=1601年-1700年
1760s= 1760年