近年来，托福、GRE、GMAT、研究生入学考试和其他各种英语等级考试，都倾向于单词范围越来越深广，难度越来越深，而词汇量不足，全盘都会受影响!突破难记易记的瓶颈，背单词要从根抓起;词根相同的一起背;词义相同的一起记!以下是小编整理的关于刘毅词汇22000 有关letter和writing的词群的资料，希望对你的词汇拓展有所帮助！

Group 20 Gram, Graph-letter, writing

“字母；书写”

anagram

n. 颠倒字母所成的词

"Moat" is an anagram for "atom".

“Moat”是“atom”顺倒字母后所成的词。

cartographer

n. 制图者

Ancient cartographers did not know of the existence of the Western Hemisphere.

古代的制图者不知道西半球的存在。

cryptogram

n. 密码

Military leaders, diplomats, and businessmen use cryptograms to relay secret information.

军事首长、外交人员和商界人士都使用密码来传送秘密的消息。

electrocardiogram

n. 心电图

After reading Mrs. Hale's electrocardiogram, the physician assured her that her heart was working properly.

在读了赫尔太太的心电图后，内科医生向她保证她的心脏运作正常。

epigram

n. 警句；警辟语

"The more things a man is ashamed of, the more respectable he is" is one of George Bernard Shaw's epigrams.

“一个人觉得惭愧的事越多，他就越值得尊敬”是乔治·萧伯特的警句之一。

graphite

n. 石墨

"Lead" pencils do not contain lead, but rather a mixture of clay and graphite.

“铅”笔并不含铅，而是粘土和石墨的混合物。

monogram

n. 由姓与名的第一个字母编制而成的图案

Some of Dad's handkerchiefs are embroidered with his monogram.

父亲的一些手帕绣着他姓与名的第一个字母所组成的图案。

monograph

n. 专题文章，专题著作

For his thesis, the student plans to write a monograph on the life of an obscure 19th-century composer.

那学生计划写一篇有关十九世纪一个无名作曲家生活的专题文章，作为他的学位论文。

stenographer

n. 速记员

A court stenographer has to be able to take down more than 250 words a minute.

一个法庭速记员必须能够一分钟写下二百五十个字以上。

graphic

n. 生动的

The reporter's graphic description made us feel that we were present at the scene.

采访记者生动的描述使我们觉得如临其境。

typographical

adj. 排字上的

Proofs submitted by the printer should be carefully checked to eliminate typographical errors.

由印刷工人交出的试印图样应该被仔细检查。以消除排字上的错误。