求翻译：请输入您需要翻译Nowadays, cellphones become popular among students. There is an heated disscussion on whether students should hold cellphones with them at school. Some students think that it is convenient for students to keep in touch with their parents by cellphones. Besides, sending short messages and making a phone call have become an important part of their daily life. However, every coin has two sides. Other students hold the view that the cellphone has bad effects on some students. They will listen to the music on cellphone,while they are having a lesson, What 's more, they play games and send message to their friends whenever they like, which influences their studies a lot.是什么意思？

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