The state or fact of being present; current existence or occurrence.
出席，出场，存在出席的状态或事实；
The part of speech that expresses existence, action, or occurrence in most languages.
动词表示的行为和动词主语合乎语法的关系。
The part of speech that expresses existence, action, or occurrence in most languages.
动词表示的行为和动词主语合乎语法的关系。
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