1. (飞机、轮船、飞船等上的)全体工作人员
    The crew of a ship, an aircraft, or a spacecraft is the people who work on and operate it.

    e.g. The mission for the crew of the space shuttle Endeavour is essentially over...
           “奋进号”航天飞机上全体机组人员的任务基本上已经完成了。
    e.g. Despite their size, these vessels carry small crews, usually of around twenty men...
           这些船虽然体积庞大，但能够承载的船员却很少，通常为20人左右。

2. (有专门技术的)一组工作人员
    A crew is a group of people with special technical skills who work together on a task or project.

    e.g. ...a two-man film crew making a documentary...
           由两人组成的纪录片摄制组
    e.g. A paramedic ambulance crew went to the accident scene but were unable to save Mrs Wilson.
           一组急救护理人员赶到事故现场，但没能救活威尔逊太太。

3. 在…上当船员
    If you crew a boat, you work on it as part of the crew.

    e.g. She was already a keen and experienced sailor, having crewed in both Merlin and Grayling...
           在“默林”号和“格雷林”号上工作过以后，她已经是一名头脑敏捷、经验丰富的水手了。
    e.g. There were to be five teams of three crewing the boat.
           该船上将有5组工作人员，每组3人。

4. (不喜欢的)一帮人
    You can use crew to refer to a group of people you disapprove of.

    e.g. ...the motley crew of failed and aspiring actors who comprised the 'distinguished guests'...
           “贵宾”由一群形形色色的演员组成，有的郁郁不得志，有的胸怀抱负
    e.g. This crew of killers and life-wreckers are headed by the mad but cunning Nino Brown.
           这个残害生命的杀人团伙以疯狂而狡猾的尼诺·布朗为首。