Teacher: Welcome kids to science labs, you come here, please sit down in a circle around the teacher, I'm a science teacher, I have an English name, called ** (slow rate of speech, expression slightly exaggerated)
Teacher: Welcome children to the science lab, please come here, around the teacher circle please sit down, I am a science teacher, I have an English name, called (slow down, expression slightly exaggerated)
Teacher: welcome to the science lab, please come here. Please sit down around the teacher. I'm a science teacher. I have an English name, which is * * (slow down, slightly exaggerated expression)<br>