The Lever There are many modern inventions that are levers.A pair of scissors is a lever.Also,when you ride on a seesaw (跷跷板) in the playground,youre using a lever.The board rests on a point in the middle.When you push down on one end of the board,the other end goes up. The...
aFor example using a pair of scissors, or unscrewing a light bulb with a two-finger gripper. 例如使用一把剪刀或者松开一个电灯泡用二手指抓爪。[translate]
With a piece of paper and a knife or a pair of scissors, you can try to make your own paper-cuts. Although paper cutting is easy to start with, you need a lot of practice and imagination to become really good at it. (1) What colour are the most paper-cuts? A . Yellow. B ....
For me, technology is a tool. And just like any other kind of tool — like scissors, a pencil or a ruler, for example, it depends on how we use it: in a right way or in a right place. Take social media (社交媒体) as an example. If you only use it to compare yourself with ...
题目Which of the following is an example of a second-class lever? A. A seesaw. B. A pair of tweezers. C. A wheelbarrow. D. Scissors. 相关知识点: 试题来源: 解析 C。解析:轮式手推车是第二类杠杆,负载在支点和力之间。反馈 收藏
With a pair of scissors and a piece of paper, she could create lively works (作品). That amazed us. And we learned much from her. Together, we created lots of works. They covered many topics, including animals, flowers and things about Chinese history. Every time we held a paper ...
Example Using only a single straight cut with a pair of scissors, how can a rhombus be cut out of a sheet of paper? 相关知识点: 试题来源: 解析 1. Begin by grabbing a 4. Cut off the top right square sheet of paper. corner as shown. 2. Fold the sheet in half. 5. Unfold the ...
hand tools, for example. a pair of scissorsIn a hand tool of the kind comprising two co-operating members which are arranged to be moved towards and away from one another by handles which are connected to the respective co-operating members, there is provided two abutment members, each ...
It is reported that+从句 据报道…… 5 tools 工具: 可数: 刷子brush(es) 绳子rope(s) 不可数: 胶水glue 胶带tape 复数名词 剪刀scissors A pair of scissors ___ cheap. When we use scissors, we should be careful with ___. 6 . exact adj.确切的 adv. 确切地; 精确地___ Eg. Can you tel...
a pair of scissors a person i a pleasant memory of a send-off speech a visit to ho a from big to small a pleasant a polyimide composite a preparing cost esti a purchase constructi a remove sth from sth a wear a hole in sth a wet with sweat abrading internal fra abuse dullard idiot...