1. 摇下(车窗等)
    When you wind down something such as the window of a car, you make it move downwards by turning a handle.

wind down的翻译

    e.g. Glass motioned to him to wind down the window...
           格拉斯示意他把车窗摇下。
    e.g. If a stranger stops you, just wind the window down a fraction.
           如果有陌生人拦你的车，把车窗摇下一点点就行。

2. 放松;松弛
    If you wind down, you relax after doing something that has made you feel tired or tense.

    e.g. I regularly have a drink to wind down.
           我经常喝点酒放松一下。

3. 逐渐减小(工作规模);使逐步停止;使逐渐关闭
    If someone winds down a business or activity, they gradually reduce the amount of work that is done or the number of people that are involved, usually before closing or stopping it completely.

    e.g. Foreign aid workers have already begun winding down their operation...
           外国救援人员已开始逐步缩减救援活动。
    e.g. In 1991 the Ada plant began to wind down.
           1991年埃达厂开始逐渐关闭。