求翻译：　　Mother is the first teacher in our life.When we are noe so clear about call "mum" first time.even though only a simple word.when we take the first step in our life,mother must be very happy.When mother was young,she was a beautiful girl.But as our born and to school from primary school to college,our mother has been contributing much to us:her youngth,beauty andher black hair.When we fail an exam,mother always smiling and said:nothing,but you should try your best next time.But when she have something difficulty,we can do nothing for her,but see she worry alone.As time goes by,we get more and more things from she and she become older day after day.是什么意思？

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