2Secret codes (密码)keep messages private.Banks,companies,and government agencies use secret codes in doing business,especially when information is sent by computer. People have used secret codes for thousands of years.(36)___Code breaking never lags(落后) far behind code making.The science of ...
Secret codes (密码)keep messages private. Banks, companies, and government agencies use secret codes in doing business, especially when information is sent by computer. People have used secret codes for thousands of years. (1) Code breaking never lags(落后) far behind code making. The science...
D. As long as there have been codes, people have tried to break them. E. With a code book, you might write down words that would stand for other words. F. You can hide a message by having the first letters of each word spell it out. G. Another way to hide a message is to ...
Secret codes (密码) keep messages private. Banks and companies always use secret codes in doing business. People have used secret codes for thousands of years. 1 Code breaking never falls behind code making. The science of creating and reading coded messages is called cryptography (密码学). ...
Many people enjoy secret codes. The harder the code, the harder some people will try tofigure it out. In wartime, codes are especially important. They help armies send news aboutbattles and the size of enemy forces. Neither side wants its code broken by the other.One very important code ...
Code words are used in a variety of contexts. Many of these are used to keep the general public in the dark about what is really going on and avoid panic. Most of us are familiar with code words such as "Mayday, mayday, mayday!," but do you know which codes are used when a ...
根据上句People have used secret codes for thousands of years讲人们使用密码已经几千年了,下句The science of creating and reading coded messages is called cryptography.讲密码破译工作。空白处和密码破译有关,D项:只要有密码,人们就试图破解。内容符合语境,连接上下文...
【题目】Passage 3Secret codes(密码) keep messages private. Banks, companies, and government agencies use secretcodes in doing business, especially when information is sent by computer.People have used secre codes for thousands o ycars 1. Code breaking never lags(落后于)far behind code making. ...
As long as there have been codes, people have tried to break them E. You can hide a message by having the first letters of each word spell it out F. F. With a code book, you might write down words that would stand for other words G. G. Another way to hide a message is to ...
Secret codes(密码) keep messages private. Banks,companies, and government agencies use secret codes in doing business, especially when information is sent by computer. People have used secret codes for thousands of years. (1)___Code breaking never lags(落后) far behind code making. The science...