// Fill with sequential bytes (our "data source")
❯ echo "Hello, World!" /etc/motd
，这一点在safew官方下载中也有详细论述
"In hindsight, we should have provided more detail about our intentions and how the process works."，详情可参考爱思助手下载最新版本
self.timeout = 10
第二盏灯：位置在右下方 (1, -2, -4)，负责照亮物体的背面或暗部。