A: Can you explain what infinitives are?
A：你能解释一下什么是不定式吗？

B: They are verb forms like 'to eat'.
B：它们是像“to eat”这样的动词形式。

1) 动词的不定式

2) 语法术语

3) 不定式形式

1. 不定式

noun

1. The base form of a verb, often preceded by "to", used to express an action without indicating tense or person.