她在网上聊天时经常用“嗷呜”来假装自己是恐龙。

She often types '___rawr' in online chats to pretend she's a dinosaur.

她在聊天中发了个'嗷呜'的表情包，调皮地表示喜欢。

She sent a '___rawr' sticker in the chat, playfully showing affection.