ポスト
世界保健機関(WHO)は、マスクの着用を推奨しています。 x.com/WHOWPRO/status…
メニューを開くTravelling in crowded and poorly ventilated public transportation? #WearAMask to help keep you and your community safe from COVID-19, flu and other respiratory illnesses. #StaySafe pic.twitter.com/SPqDjTAhSy