An alphabet is an ordered system of symbols called letters.
字母表是一种由叫做字母的符号组成的规则的系统。
These letters were made into a collection of short videos called "A Letter to Friends".
这些信件被制成短片集，名为“写给朋友的信”。
In all existing life forms, the four "letters" of the genetic code, called nucleotides, are read in triplets, so that every three nucleotides encode a single amino acid.
在所有现有的生命形式中的四个“字母”的遗传密码，即核苷酸，是以三个为单位读取的，每三个核苷酸编码成为一个单独的氨基酸。
Pretty darn warm and genuine, is how Andy, as White's friends called him, comes off in these letters. And danged peculiar.
这些信中的那个“安迪”——也就是朋友们对怀特的称呼——既亲切，又真挚，又与众不同。
That string of letters has a name; it's called a CAPTCHA. And it's a test.
这串字母叫做CAPTCHA，它是一个测试。
Beginning with the letter "q", which Lisa saw when glancing to the sky in a bar, she tried to take photos of all the letters of the alphabet and put them into a book called Type the Sky.
据了解，丽萨在酒吧里仰望天空时偶尔看到一个“q”的图案，自此开始，她开始尝试拍摄所有字母图案，并将他们收录进一本名为《打印天空》的书中。
In the genetic code that life has used up to now, there are 64 possible triplet combinations of the four nucleotide letters; these genetic "words" are called codons.
从生命开始使用遗传密码到现在，核苷酸的四个字母的三重组合有64个可能，这些遗传“字词”被称为密码子。
The first kind is made up of the first letters of other words. These are called acronyms.
第一种是由单词的首字母组合而成，被称为首字母组合词。
I nearly forgot. Recently I read a very interesting book called Love Letters Competition of Wulitou English.
差点忘了，我最近看了一本特别有趣的书《无厘头英语情书大赛》。
He hopes to have the first passengers aloft in the near-space vehicle called a “bloon” — the company doesn't appear to be big on capital letters — by the middle of this decade.
他希望在这十年中拥有首批乘客搭载着叫做“bloon“的运载工具-公司名字用大写字母也不显得大。
The researchers tell the journal Biology Letters that Nephila jurassica, as they have called their specimen, would have had a leg span of some 15cm.
研究人员对《生物学通信》的记者说，这个被命名为侏罗纪络新妇（Nephilajurassica）的标本，把附肢伸展后的全长达到了15 cm。
School officials called the homes of her students and sent letters to families of the entire student body to inform them of her death.
学校办公室电话通知了所有学生家长，并寄发了Guirguis老师死讯的信件。
In all existing life forms, the cell's protein-making machinery reads the four chemical "letters" of DNA - called nucleotides - in triplets to make chains of amino acids.
在所有已存在的生命形式中，细胞的蛋白质合成机制通过读取代表核苷酸的四个DNA化学“字母”来合成氨基酸链。
As we have said on several occasions in these letters, it is our function to bring about a new generation free of this limited energy which is called the me.
如同我们在这些信中屡次提及的，我们的职责就是培养新一代人，他们没有“自我”这种受限的能量。
Bees fed pollen from a variety of plants showed about 40% higher levels of a hormone called glucose oxidase, Alaux and colleagues report online 20 January in the Royal Society Journal Biology Letters.
由多种植物的花粉喂养的蜜蜂显示了40%的更高水平葡糖氧化酶这激素的含量。
Managerial writing comes in many different forms, from memos and reports to letters and email messages. These different forms are often called genres by writing experts.
管理写作有多种不同的形式，比如有备忘录，报告，信函和电子邮件信息。写作专家把这些不同的形式叫做风格。
Once complete, a sign company would be called in to add the letters and graphic elements to complete the sign monument.
一旦完成，标识公司就会要求加上字和图形元素，完成整个纪念碑标识。
Narrower and wider letters are respectively called condensed and extended.
窄体字母和宽体字母，分别称作长体字和扁体字。
Generally speaking, letters may be classified into two categories: one is letters to relatives and friends, called personal letters, the other is business letters.
书信一般分为两大类，一类是写给亲朋好友的信件，称为私人信函，另一类则是事务信函（包括公函）。
The system of representing letters and figures by raised dots is called Braille.
用突起的圆点代表字母和数字系统叫盲人点字法。
All that winter Eugene kept to his gloomy room, reading and musing. At last, in desperation, he called on Tatyana unannounced and surprised her rereading his letters.
整个冬天，叶甫盖尼守在他那阴暗的房间里读书和沉思。终于，在绝望之余，他未经通报就径直去见达吉雅娜，出其不意地撞见她正在重新阅读他给她的信。
The brightest stars in each constellation are labelled with Greek letters, normally called "Bayer Letters" after the man who originally invented this system of labeling stars.
星座中最亮的恒星以称作“拜勒字母”的希腊字母标出，他发明了这套标注系统。
In 1998, the year he died, Hughes broke his own self-imposed public silence about their relationship in a book of loose-weave poems called "Birthday Letters".
1998年，也就是休斯去世的那一年，他在自己一本名为《生日信札》的结构松散的诗集中公开了他俩的关系，打破了他自己一直以来的缄默。
Perrault had important letters and official papers to take to Dawson City, so that afternoon he bought two more dogs, two brothers called Billee and Joe.
佩罗特有些重要的信件和官方文件要送到多森市。所以，那天下午他又买来两条狗。它们是名叫比利和乔的俩兄弟。
Those sounds, whether spoken or written in letters, are called words.
那些声音，无论是口头的还是用字母写的，都被叫做词语。
Those sounds, whether spoken or written in letters, are called words.
那些声音，无论是口头的还是用字母写的，都被叫做词语。
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