dichotomy
noun /daɪˈkɒtəmi/
/daɪˈkɑːtəmi/
[usually singular] (formal) (plural dichotomies)
- dichotomy (between A and B) a division or contrast between two groups or things that are completely opposite to and different from each other
一分为二；二分法 词源late 16th cent.: via modern Latin from Greek dikhotomia, from dikho- ‘in two, apart’ + -tomia ‘cutting’, from temnein ‘to cut’.