Carr-Gregg, a University of Melbourne professor of paediatrics, is worried about the power of mobile phones to distract and overexcite.
Carr-Gregg是墨尔本一家大学的儿科学教授，他担心移动电话会使人分散精神和过度兴奋。
Carr-Gregg, a University of Melbourne professor of paediatrics, is worried about the power of mobile phones to distract and overexcite.
Carr-Gregg是墨尔本一家大学的儿科学教授，他担心移动电话会使人分散精神和过度兴奋。
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