本帖最后由 zhousht 于 2021-8-6 17:26 编辑 , N( o2 {% l: Y- O7 Z: S: a: u) ? 1 f7 J$ R% r- C0 l2 n, q LScientists are concerned that measures to combat Covid-19 have weakened the immune systems of young children who have not been able to build up resistance to common bugs, leaving them vulnerable when mask-wearing and social distancing eventually end. ' s, E. Z. m0 @8 B) Khttps://www.theguardian.com/soci ... -system-experts-say- n: x2 s2 [' S6 `- Y
Lockdown最受害的是儿童。