In the chemical reactor there's a vacuum very close to that of interstellar space. And the temperature is minus 200° Celsius.在化学反应堆中有一个非常接近星际空间的真空空间。温度是- 200摄氏度。We made the ice, we can see a bit here, a sort of growth on the edge of the window. The ...
Before the elevator was invented in the late 1800s,buildings were much smaller and lower,as people did not want to walk up and down stairs(楼梯) all day.With the invention of the elevator came high-rise buildings and skyscrapers.Some people find elevators make them a little uncomfortable ...
英语翻译1.all the people who were born at about the same time.2.thing that prevents or controls progress or movement.3.to arrange of organize according to class or category.4.to make something smaller in size,number,degree,price ,etc.5.of,found i
The number of the people present at the concert ___ much smaller than expected. There ___ many tickets left. A.was; was B.were; was C.were; were D.was; were
英语单词:按时补充一下But more than 30 years ago,computers couldn't do m___.They were very big and e___.Very f___ people were interested--Today computers are smaller and c___.Computers are very useful and h___.
Ben and his classmates are watching a DVD about the environment. A long time ago most towns and villages were very small . The number of people 36 lived in every country was much smaller than it is today too. There was 37 heav