一、Please translate the following passages from English into Chinese.（30 分）
【題組】⑴ Pilotage is usually thought of as the guidance of a single vessel in ports, harbors andrivers by an experienced local specialist not regularly assigned to the ship. According toa convenient legal fiction, the vessel still belongs to the master and he can override thepilot at any time, for cause. In fact, however, in varying degrees the pilot sharesresponsibility for the safe navigation of the ship as an individual unit.