每日即兴英文演讲 - What if the planes were never invented? 02:54 每日即兴英文演讲 - Who do you love and what are you doing about it? 02:29 每日即兴英文演讲Describe some of the tools you use in your job 04:47 每日即兴英文演讲What motivates you to do your best on the job? 05:...
Some smart people invented those vehicles. Their inventions make our life easy and comfortable. They also make travelling safe and fast. 1. How did people travel many years ago? 这句话是疑问句,需要用助动词did。 2. They walked or rode horses because there were no bikes, cars, or buses. ...
nominated cgi why smartphone night photos are so good now we invented the perfect wired autocomplete glue how everything everywhere all at once's visual effects were made how dogs coevolved with humans how an architect redesigns nyc streets viking expert breaks down the northman weapons j. kenji...
So why do cars and trucks use four-stroke engines? There are four main reasons: Two-stroke engines don't last nearly as long as four-stroke engines. The lack of a dedicated lubrication system means that the parts of a two-stroke engine wear a lot faster. Two-stroke oil is expensive, ...
6. Itthat cars were invented by some Americans. 7. The doorby Jim yesterday. You should ask him for the key. 8.Cha Jingis a book about tea written by a Chinese writerLu Yu. 9. Shoes made in Chinaall over the world. 10. Smart phoneswidely in our daily life. They have changed pe...
But copying a book took so much time and was so expensive that often only a few copies of each book were made. As a result, usually only a small percentage of the population learned to read and owned books. In 1450, a goldsmith named Johannes Gutenberg in Germany invented the modern ...
About 140 years ago, the typewriter was invented. It made putting words on paper faster and easier.Before there were cars, people walked, rode horses, or took trains to some places. The first car was made more than 120 years ago and it was very slow. Later, new inventions made the ...
2.根据Then about 100 years ago, the first electric washing machine was invented.可知答 案。 3.根据Before there were cars, people walked, rode horses, or tool trains to some places.可知 答案。 4.根据. It made putting words on paper faster and faster.可知答案。 5.根据Aren't kites fun?
What’s more, modern cars tend to have a lot of extra electronics, all of which draw power. If the engine isn’t running enough to fully charge the battery each time it’s being used, this can lead to battery degradation over time. 3. Temperature Excessive heat can degrade the battery...
Wheels may be 5500 years old, but the cars we drive round in today made their debut only in 1885. That was when German engineer Karl Benz (1844–1929) fastened a small gasoline (petrol) engine to a three-wheeled cart and made the first primitive, gas-powered car. Although Benz ...