President Joe Biden’s chief medical adviser has warned “things will get worse” as the Delta variant of coronavirus sweeps through the US, although he added a return to the lockdowns of last year was unlikely.
美国总统乔•拜登(Joe Biden)的首席医疗顾问安东尼•福奇(Anthony Fauci)警告称，随着新型冠状病毒Delta变种席卷美国，“情况将变得更糟”，不过他同时表示不太可能恢复去年的封锁。
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