Listen carefully when your teacher reads and explains the rules before your first lab lesson.
当你的老师在你的第一堂实验课前阅读和解释规则时，请仔细听。
We're going to have the computer lesson in the new lab.
我们要在新实验室上计算机课。
Look, the children are having a video lesson in the language lab.
看，孩子们在语音室上视听课。
Before going to the lab, she discussed the lesson with her students and showed them how to work in a wiki. She used her cool, new LCD projector for that.
在去实验室之前，她和学生们讨论了一下这节课，并使用她的超酷的新投影仪，教学生如何使用wiki。
Before going to the lab, she discussed the lesson with her students and showed them how to work in a wiki. She used her cool, new LCD projector for that.
在去实验室之前，她和学生们讨论了一下这节课，并使用她的超酷的新投影仪，教学生如何使用wiki。
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