Holes were cut into the hulls to sink the vessels and they were then filled with sediment, mostly mud, to weigh them down and secure them.
Author(s): Jiachen Fan, Shang-Peng Gao
，这一点在safew官方版本下载中也有详细论述
骑行在山野乡间，空气好，风景好，还能在不经意间遇见古村落、古民居。那些成百上千年的遗存，阅尽了人间变迁，仿佛静静等待新朋故友的探访。
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