Hints: 本期学习的字源：di-, dicho-=two二 dichotomy 单词不需要大写，单词与例句或不同词条之间换行即可。 注解中详细介绍了单词的拆分与释义，是学习字源分析的重中之重！一定记得听写后来看注解！
dilemma dichotomy In children's literature, there is a simple dichotomy between good and evil: a character is either wholly good or wholly bad.
In children's literature, there is a simple dichotomy between good and evil: a character is either wholly good or wholly bad. 儿童文学通常以简单的二分法区分善恶：人物不是十恶不赦就是十全十美。