(1)值班船员；当值班
在海上，船员通常分为左舷、右舷两班，轮流值班，尤指夜间值班，通常是每隔2或4小时换班。

(2)值班时间；当值时间
军官和船员在一天中值班的时间段，尤指夜间。

• priority
• priority lien
• priority of attachment
• priority of exercise
• priority of liens
• prior jeopardy
• prior lien
• prior losses
• prior mortgage
• prior negligence
• prior petens
• Prior possessio cum titulo posteriore melior est priore titulo sine possessione.
• prior recovery
• prior restraint
• Prior tempore potior jure.
• prior tenant
• prior testimony
• prior title
• prior use doctrine
• prior use principle
• priory
• prisage
• prise
• prisel en auter lieu
• priso