英语翻译
The laboratory is where you carry out your science experiment.There are many things and equipment that can not be found in your normal classroom.These things can be dangerous if they are not used properly,you must always pay attention to the possible dangers when working in the laboratory you may see a poster like the one on the wall in your laboratory.It tells you the safety rules in the laboratory.We shall try our best to prevent accidents from happeningin the laboratory.If an accident really happens,BE CALM!Follow the instructions of your teacher whenever you can.If your teacher is not around,try to use your own common sense and deal with it yourself first.Then tell your teacher.