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After working on the computer for a long time, do you have a backache?
当您长时间面对电脑伏案工作，受否感到腰酸背痛？
youdao
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It would be much better if we spent the time working on a computer.
如果我们能花时间在电脑上学习，那就会好很多。
youdao
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It would be much better if we spent the time working on a computer.
如果我们能花时间在电脑上学习，那就会好很多。
youdao