亚洲 · 新闻 · The Mainichi
Japan gov't study warns smartphones keep children sitting too long
TOKYO (Kyodo) -- Children should be careful not to spend too much time sitting, with a Japanese health ministry research team warning that long screen
在 The Mainichi 阅读全文 登录后可收藏MediaNews 仅展示媒体发布的标题和摘要，全文请在出版方网站阅读。 (mainichi.jp)
