柯林斯詞典infinitive /?n?f?n?t?v/ (infinitives) 1. N-COUNT The infinitive of a verb is the basic form, for example, "do," "be," "take," and "eat." The infinitive is often used with "to" in front of it. (動詞的) 不定式 返回 infinitive劍橋詞典the basic form of a verb that usually follows "to" （動詞）原形，不定式 In the sentences "I had to go" and "I must go", "go" is an infinitive. 在句子 I had to go 和 I must go 中，go 爲(wèi)不定式。 "Go" is the infinitive form . go 是動詞原形。 例句 Most people start by learning the infinitive of a verb .'To quickly decide ' is an example of a split infinitive. 返回 infinitive