也称“蛇客”。指偷渡越境的人illegal immigrant; human snake

• “人蛇”为了避过本港水警的搜查往往蜷缩在偷渡船的船舱。

  In order to avoid searchers carried out by Hong Kong's Marine Police, illegal immigrants often huddle in the cabins of smuggling ships.

• 警方日前查获一宗“人蛇”案。

  The police recently tracked down and seized a case of illegal immigrants.