Her litmus test for good breeding is whether you split infinitives.她测试别人是否具有良好教养的标准是看对方是否在不定式的动词前加修饰副词.Nouns, adjectives and infinitives can be used as objective complements.名词, 形容词及不定式可用作补语.Four functions of the infinit...

n.（动词）不定式( infinitive的名词复数 )...

infinitives的音标：...