/ˈdʒɪtə/
NO OBJECT Act nervously.
an anxious student who jittered at any provocation
object:
(grammar 语法) a noun, noun phrase or pronoun that refers to a person or thing that is affected by the action of the verb (called the direct object), or that the action is done to or for (called the indirect object) 宾语（包括直接宾语、间接宾语）