每日速记5词·多一个都不要
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点击跟读单词发音·美音
1
n. 背景background什么意思；隐蔽background什么意思的位置
vt. 作…的背景
adj. 背景的background什么意思；发布背景材料的
释义：
【1】出身，个人背景
eg：Do you know anything about his background? 关于他的背景，你知道什么吗？
[C,U] the situation or past events that explain why something happens in the way that it does
【2】〔事情的〕背景情况
[+ to]·Without knowing the background to the case, I couldn’t possibly comment. 这案件我不了解背景情况，所以无法评论。
against a background of sth
background information/details/data etc
[C usually singular,一般用单数] the area that is behind the main thing that you are 【3】looking at, especially in a picture
〔尤指图片上主要事物的〕背景，后景
?The background looks out of focus. 背景看上去是模糊的。
in the background
?In the background, you can see my college friends. 在背景中可以看到我的几个大学朋友。
【4】〔图画、文字等的〕底子，底色
?red lettering on a white background 白底红字
【5】in the background
someone who keeps or stays in the background tries not to be noticed
在不显著的位置，在幕后
eg：The president’s advisors are content to remain in the background. 总统的顾问甘居幕后。
【6】背景的声音；杂音
eg：All of the background noise made it difficult to have a phone conversation. 背景杂音很大，电话交谈很困难。
in the background
eg：In the background, I could hear the sound of traffic. 我听到背景中有车辆来往的声音。
E sir秘籍：back+ground 背景图
2
adj. 向后的；反向的；发展迟缓的
adv. 向后地；相反地
释义：
【1】[only before noun,仅用于名词前] looking or facing in the direction that is behind you向后的，朝后的
反义词 FORWARD
eg：She went without a backward glance. 她头也不回地走了。
【2】developing slowly and less successfully than most others
发展缓慢的，落后的
a backward country 落后的国家
a backward child 迟钝的孩子
E sir秘籍：back+ward反向，向后
3
bacon['bek?n]
n. 咸肉；腌肉；熏猪肉
释义：
【1】salted or smoked meat from the back or sides of a pig, often served in narrow thin pieces〔通常切成薄片的〕咸猪肉，熏猪肉
eg：bacon and eggs 咸猪肉煎蛋
rasher of bacon (=piece of bacon)
【2】bring home the bacon
informal to provide enough money to support your family
【非正式】挣钱养家
E sir秘籍：ba+con音节记忆
4
bacteria[bæk't?r??]
n. [微] 细菌
释义：
very small living things, some of which cause illness or disease
细菌
bacterial adj
a bacterial infection 细菌感染
E sir秘籍：bac+teria 音节记忆
5
ban [bæn]
vt. 禁止，取缔
n. 禁令，禁忌
n. (Ban)人名；
过去式 banned过去分词 banned现在分词 banning
释义：
an official order that prevents something from being used or done禁止，禁令
eg：a call to lift the ban on homosexuals in the military 要求取消军中严禁同性恋的呼声
[+ on]·a total ban on cigarette advertising 香烟广告的全面禁止
E sir秘籍：ban 颁布取缔禁止的ban啊~
E哥随堂测
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昨天随堂测答案：as far as i am aware / Award
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