约翰·霍普金斯大学寄出的避免传染摘要
https://mp.weixin.qq.com/s/TJN231kk9ZPBK_gtnd5vqw今天约翰·霍普金斯大学（Johns Hopkins University）寄出了这份出色的摘要来避免传染。
To help lessen the spread of the new coronavirus and COVID-19, the disease it causes, here are important steps to help protect your and your family's health.
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Note: March 30, 2020, 9:58 am: due to comments by alert readers, the source of this information, ie, Johns Hopkins University, became questionable. Johns Hopkins has sent out communications saying tha