求翻译：老师在学习上对我们要求很严格，有一次，我们很多同学在音乐课上讲小话，我们班主任知道这件事时，在课堂上对我们进行了严厉的批评，说的我们都一个个的不好意思的低下了头。是什么意思？

Teacher in the learning of our requirements are very strict, once, many of our students in music class in terms of small words, our teacher knew it, we were severely criticized in the class of, say we are one embarrassed his head down.

Teachers in the school, the requirements are very strict, and we have a meeting, and many of our students in the Music classroom, homeroom Teacher, we know that it is in the classroom, we had harsh criticism, said that the US is one of the sorry of the poor.

Teacher requests in the study to us very strictly, some one time, our very many schoolmates deliver the small speech in the music lesson, our teacher in charge knew when this matter, has carried on the severe criticism in the classroom to us, said a we all each one embarrassed low head.

The teacher is very strict with us in our studies, one time, many of our small addressed the students on the music lesson, when we know that the teacher in charge, in class we were heavily criticized, say we are sorry bowed his head.

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