# Restore sign natively
但好在我用 LLM 的习惯比较好，每次有研究成果都会直接输出一份 Markdown 笔记，并且有适度地维护整个文档库。于是我把整个文档库全都塞给了 NotebookLM，并且把整个问题上下文全都粘给 NotebookLM。NotebookLM 一眼就看出来了：编译器把乘以 33 优化成了「左移 5 位再加原值」，即 x
。关于这个话题，PDF资料提供了深入分析
This deletes and recreates the web/build directory, which will have all
Strangely, some functions aren’t documented in the included instructions. It doesn’t tell you to double-click the joystick for voice assistant access, or how to accept/decline/end calls. The headphones don’t have wear sensors for auto-pause, which feels like a miss at this price, and there’s no way to toggle between ANC and transparency modes—you always have to cycle through normal mode (no ANC or transparency).