infinitive /ɪnˈfɪnətɪv/ noun plural infinitives
plural infinitives
Learner's definition of INFINITIVE
[count] grammar
: the basic form of a verb(动词的)不定式 ◊ In English the infinitive form of a verb is usually used with to (“I asked him to go”) except with modal verbs like should and could (“He should go”) and certain other verbs like see and hear (“I saw him go”).英语中动词不定式通常与to连用,除非前接should或could等情态动词以及某些其他动词如see或hear。
— see also split infinitive