您当前位置：
老师:
Good afternoon, everyone. The experiment is to start at 4:00.Have you gone through the instructions? 
同学们.下午好.实验4点开始.都看过操作说明了吧?
辛迪:
Yes, sir.
是的.老师.
老师:
OK. Now let me draw your attention to some important points. First of all, pay attention to safety. Second, don`t hurry to the finish, take your time and do it correctly. Now, sign your names on the lab record, and after that you can start. If there are a
好的.现在有几点是需要你们注意的.第一.要注意安全,第二.不要忙着完成.慢慢来.要做好了.现在.把你们的名字写在实验报告上.就可以开始做了.如果有什么问题就告诉我.
辛迪:
Excuse me, sir, this air compressor doesn`t work.
老师.这台空气压缩器不转了.
老师:
Have you turned it on?
你打开开头了吗?
辛迪:
Yes, I have.
打开了.
老师:
OK, I`ll get you another one.
好的.我给你换一台.
辛迪:
Thank you.
谢谢.
老师:
Do you have your safety goggles and the right protective gloves?
你有安全护眼镜和防护手套吗?
辛迪:
Yes, sir. Right here.
有.老师.在这儿.
老师:
Make sure you put them on.
一定要把它们戴上.
辛迪:
Yes, sir. Right away.
好的.老师.我马上就戴.
老师:
Good luck.
祝你好运.