富兰克林的风筝实验表明 , 闪电和电是一码事
有些人认为 , 核能源对环境构成的威胁远远超出它给社会带来的益处
轻微的电击对人体无碍 , 但强电击却能致人死命
关于这位科学家的家庭生活 , 众说纷纭
Franklin’s kite experiment showed that lightning and electricity are the same
Some people think that the threat that nuclear energy forms to the environment weighs much more than the good it does for society
A light electric shock does no harm to the human body, but a strong one can kill
There was a great deal of talk about the scientist’s family life
5.你怎么证明你没干这件事
6.作为人类最早的发明之一,轮子至今仍在人类活动中发挥着重要作用.7.琳达很生气,把信撕成碎片,扔进了垃圾筐.8.根据英国法律,每一种新药必须在至少两种不同类的动物身上实验.5
How can you prove that you didn’t do it
The wheel, one of the earliest inventions, still plays an important role in human activities
Linda was so angry that she tore the letter into pieces and threw them into th