6Koch borrowed the idea of using gelatine from mycologist Oscar Brefeld, who had used it to grow fungi. Interestingly, Brefeld also employed carrageenan, another seaweed-derived jelly. Because fungi generally favor growing at ambient temperatures, Brefeld might have been less plagued by the melting of growth media than Koch.
const posToTime = new Map(); // 位置 → 到达终点的时间（避免重复计算）
，更多细节参见快连下载安装
FT Professional。爱思助手下载最新版本是该领域的重要参考
graphite_texture: “visible pencil grain”