【known音标】 英[nəʊn] 美[noʊn]
【单词释义】 known是什么意思：
adj.已知的，已发现的；知名的，出了名的v.知道（know 的过去分词形式）
[单词分级] 中考英语词汇
[反义词] unknown 未知的
【known形近词/近似词】
down adv.（坐、倒、躺）下；向下 prep.在…的下方；（表示方向）沿着…向下
clown v.扮小丑；装傻 n.丑角，小丑；蠢货
own n.自己的事物；自己人 v.拥有
unknown adj.未知的 n. 未知的事物；未知数
town n.城镇，市镇
gown n.长袍，长外衣；女裙服，女礼服；女长服 v. 穿长袍；穿礼服
renown n. [U]名誉，声望 v. 使有声望
【单词例句】
◇ Once she gave her a little cap made of red velvet. Because it suited her so well, and she wanted to wear it all the time, she came to be known as Little Red Cap.
一次，奶奶送给小姑娘一顶用丝绒做的小红帽，戴在她的头上正好合适。从此，姑娘再也不愿意戴任何别的帽子，于是大家便叫她“小红帽”。
---- Little Red Cap
◇ These bacteria and other microorganisms grow inside everyone's mouth, and form a claggy biofilm commonly known as dental plaque. It is made up of around 700 different species of bacteria, the second-greatest diversity in the human body after the gut, as well as a host of fungi and viruses.
这些细菌和其他微生物在每个人的口腔内生长，并形成称为牙菌斑的粘稠生物膜。它由大约700种不同的细菌组成，细菌多样性在人类体内仅次于肠道，还有大量的真菌和病毒。
---- How to properly brush your teeth
◇ Since then, people have learned to make the food which became known as "dumpling". Today there is still a saying that goes "Eat dumplings on Start of Winter Day, or your ears will be frostbitten".
从那以后，人们学会了制作这种食物，也就是后来俗称的“饺子”。时至今日仍然有“立冬不端饺子碗，冻掉耳朵没人管”的说法。
---- Start of Winter
◇ Now, Lina has become a specialist in human beings’ emergency sickness. Her kindness and considerate behavior to the poor were well known. The organization she founded carried out campaigns and welfare projects to help cut the death rate for the poor.
现在，丽娜已经成为一名人类紧急病症专家。她对穷人的好心和考虑周到的一举一动都众所周知，她建立的组织开展各种活动和福利项目来为穷人减少死亡率。
---- A Woman Doctor-Lina
◇ Microwaves, like radio waves, are a type of of "non-ionizing radiation," meaning they don't have enough energy to knock electrons out of atoms, the FDA says. Microwaves are therefore not known to damage DNA inside cells, according to the American Cancer Society.
FDA称，和无线电波一样，微波是一种“非电离辐射”，这意味着微波不具有足以撞击电子使其脱离原子的能量。因此，美国癌症学会表示，并不认为微波会破坏细胞内的DNA。
---- Is It Safe to Stand in Front of Microwave Ovens?
◇ Before either word emerged in the lexicon, the season between summer and winter was known as harvest, or hærfest in Old English.
在这两个词出现之前，夏天和冬天之间的这个季节在英语中被称为harvest，古英语是hærfest。
---- The reason why Americans refer to Autumn as fall?
◇ "Although it cannot host life, it is noteworthy as the third-nearest transiting exoplanet known to date and one of the best rocky planets we have for measuring the composition of any atmosphere it may possess."
“尽管它不能承载生命，但值得注意的是，它是迄今为止已知的‘第三近程’过境系外行星，也是可以用来测量其拥有的任何大气成分的最佳岩质行星之一。”
---- NASA finds potentially habitable super-Earth
◇ Your body regulates its temperature via a small peanut-shaped section of the brain known as the hypothalamus. This region works almost like a thermostat in a home, turning the temperature up or down based on various factors—such as how cold or hot the skin is.
人的身体通过脑部花生大小的下丘脑来调节体温。下丘脑的工作原理和家中的恒温器相似，根据不同的因素来调高或降低体温，比如说，根据皮肤温度的冷热。
---- How to keep your body cool
◇ Scientists hope the explosion — known as a gamma-ray burst because it emits energy in the form of gamma radiation — will shed light on the earliest stages in the evolution of the stars and galaxies.
科学家希望这次爆炸 —— 就是众所周知的伽马射线爆炸，因为它以伽马放射的方式散发能量 —— 在星球进化的早期能够显现出来。
---- The Big Bang
◇ I belong to that classification of people known as wives. I am a Wife. And, not altogether incidentally, I am a mother.
我已为人妻，又作了人母，应该称作妇人了。
---- I Want a Wife