《徐霞客游记·粤西游日记六》
向内望去，有一块岩石横突而出，好似龙头腾空，下方有道倾斜的石崖嵌入水中，里面有条裂隙通往旁侧。
内望有一石横突而出，若龙首腾空，下有仄崖嵌水，内有裂隙旁通。
As I looked inside, I saw a rock protruding horizontally as if a dragon's head were floating in the air. There was an inclined stone cliff embedded in the water, and there was a crevice that led to the side.