However, the U.S. Patent Office has issued over 7. 5 million patents, and not all of them are quite so celebrated. Some good, some bad, and some crazy! The following lists some of the more unusual ideas that have come along. Snake Leash In 2002, a patent was issued for a snake-...
When it comes tothe greatest inventions of the world,China's name is sure to be mentioned several times. There are hundreds of things which are invented by the Chinese.Alcohol Shocked? I was,because when they said alcohol I thought about either the U. S. or the U. K. China had never...
The Scope of Biotechnology InventionsKonrad A. Sechley PhD
In the early days of the 2nd century, a court official named Cai Lun produced a new kind of paper from bark, rags, wheat stalks and other materials. It was relatively cheap, light, thin, durable and more suitable for brush writing. At the beginning of the 3rd century, the paper ...
Asian inventors have created countless tools that we take for granted in our daily lives. From paper money to toilet paper to PlayStations, Asia is responsible for 50 of the most revolutionary inventions through time. Prehistoric Asian Inventions (10,000 to 3500 B.C.E.) ...
When it comes to the greatest inventions of the world, China’s name is sure to be mentioned several times. There are hundreds of things which were invented by the Chinese. Alcohol(酒) When we talk about alcohol, we think of the US or the UK. But it is also very popular in China....
1.根据上文 Speakingofthegreatestinventionsoftheworld,China’snameissuretobementionedseveraltimes.可知,说到世界上最伟大的发明,中国的名字肯定会被多次提及。D项Let's have a look at the things which were invented by the Chinese.意为“让我们来看看中国人发明的东西”,承接上文,符合文意。故正确答案为D。
This advanced microscope had a 3 to 9 times power of magnification. Zacharias Janssen’s father Hans may have helped him build the microscope. da Vinci, Leonardo Leonardo da Vinci (1452-1519) was an Italian inventor, artist, architect, and scientist. Da Vinci had an interest in engineering ...
Many people think that the wheel is the greatest invention of all time. Around 3500 B.C.E., the Mesopotamians invented the wheel, but mainly for pottery-making. It took about three centuries before the first wheel was attached to a chariot, and it could only improve after that. In our...
There's no question that the technological breakthroughs of the first two decades of the 21st century have drastically revolutionized people's day-to-day lives. Television, radio, paperback novels, movie theaters, landline telephones, and letter writing have been replaced by connected devices, digita...