Zi Collection, Middle Volume Page 112, Entry 07 In the "Zi Hui Bu" (Zi Hui Supplement), it is the same as the character "xiang". In "Mei Cheng's Tu Yuan Fu" (Mei Cheng's Ode to the Rabbit Garden), "ru gu" is mentioned. Annotation: "Ru" means the two characters "xiang lu" (lane road), referring to a narrow path between mountains.