1. The important events at the beginning of the century provided the backdrop for his novel.
    本世纪初的一些重大事件为他的小说提供了背景。

1. 背景：以机构标准作为背景(backdrop), 过程标准能够使得在健康系统的不同演员活动to 同步他们的activities 和提供care的正确权力. 这样机构的程序(procedures)是过程标准,它指出应该做什么what , 何时when,和由谁whom作. 另一方面,

2. backdrop

2. 交流声：backdrift 后退偏航 | backdrop 交流声 | backend processor 后端处理机

3. 交流声干扰：backdrop 交流声 | backdrop 交流声干扰 | backed note 已签字的托运单

1. （挂在舞台后部的）彩画幕布，背景幕布
    A backdrop is a large piece of cloth, often with scenery painted on it, that is hung at the back of a stage while a play is being performed.

2. （实物或景象的）背景，衬托
    The backdrop to an object or a scene is what you see behind it.

    e.g. Leeds Castle will provide a dramatic backdrop to a fireworks display next Saturday...
           利兹堡将为下周六的烟花燃放提供美妙的背景衬托。
    e.g. Light colours provide an effective backdrop for pictures or a mirror.
           浅色是挂放图画或镜子很有效果的衬托。

3. （事件的）背景
    The backdrop to an event is the general situation in which it happens.

    e.g. The election will take place against a backdrop of increasing instability.
           选举将在愈加动荡不安的局势下举行。

1. scenery hung at back of stage

    Synonym: backgroundbackcloth