dichotomous
/daɪˈkɒtəməs/adjective
1- exhibiting or characterized by dichotomy区分的; 有区别的; 对立的：
a dichotomous view of the world.
对世界一分为二的观点。
1.1
- Botany (of branching) in which the axis is divided into two branches【植】（分枝）二歧的; 二叉的。
派生词
dichotomously
adverb词源
late 17th cent.: via late Latin from Greek dikhotomos （from dikho- 'in two' + temnein 'to cut'） + -OUS.