一个是L4技术实现有了样板，一个是L4商业试点已有成效。
除了人群拓展，场景机会将是另一思路。
，更多细节参见Line官方版本下载
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。
圖像來源，China News Service
By now, it's firmly established that modern humans and their Neanderthal relatives met and mated as our ancestors expanded out of Africa, resulting in a substantial amount of Neanderthal DNA scattered throughout our genome. Less widely recognized is that some of the Neanderthal genomes we've seen have pieces of modern human DNA as well.