children are spending too much time on computers and too little time on study and physical exercises this has greatly affected their study and health and is thereby well worth our deep concern
孩子们花在电脑上的时间太多，花在学习和体育锻炼上的时间太少，这极大地影响了他们的学习和健康，因此值得我们深切关注
以上为机器翻译结果，长、整句建议使用 人工翻译 。