让我们来分解一下：<start_function_call — 函数调用开始，call: — 前缀，change_background_color — 函数名，{color:<escapered<escape} — 带转义标记的参数，<end_function_call — 函数调用结束。
Медведев вышел в финал турнира в Дубае17:59，这一点在51吃瓜中也有详细论述
Vomvolakis said Coulibaly is a content creator who makes “elaborate videos” including a recent one in which he approached a stranger in a Bronx subway, acted as if he knew him and said he was owed money.。业内人士推荐服务器推荐作为进阶阅读
await writer.close();，这一点在雷电模拟器官方版本下载中也有详细论述