状从的省略结构（Ellipsis in Adverbial Clauses）是语法中的一种现象，即在状语从句中省略一个或多个部分，以使句子更加简洁清晰。下面是一些关于状从的省略结构的例子，包括英文和中文翻译：
1. While I was studying, he was watching TV.
当我在学习时，他在看电视。
省略结构：While studying, he was watching TV.
在学习时，他在看电视。（省略了主语"I"）
2. Because it was raining, we decided to stay indoors.
因为下雨了，我们决定待在室内。
省略结构：Because of the rain, we decided to stay indoors.
因为（有）雨，我们决定待在室内。（省略了从句的主语"it"和谓语"was"）
3. As she was leaving, she realized she forgot her phone.
当她要离开时，她突然想起她忘了带手机。
省略结构：As leaving, she realized she forgot her phone.
当离开时，她突然想起她忘了带手机。（省略了主语"she"）
4. After he finished his work, he went for a walk.
在他完成工作后，他去散步。
省略结构：After finishing his work, he went for a walk.
在完成工作后，他去散步。（没有省略）
5. Without saying a word, she left the room.
没有说一句话，她离开了房间。
省略结构：Without saying a word, she left the room.
没有说一句话，她离开了房间。（没有省略）
状从的省略结构可以帮助简化句子，但使用时需要根据上下文确保意思明确，避免引起歧义。