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Welcome to the Voice of America's News Words.
欢迎收看美国之音：新闻词汇。
Recently, Austrians began trading in their cloth face coverings for medical-quality masks.
最近，奥地利人开始用他们的布口罩抵价购买医用口罩。
Mandatory. Austria is among the first European countries to make wearing the FFP 2 medical mask mandatory on public transportation and in shops and businesses.
强制的。奥地利是首批在公共交通、商店和商业场所要求强制佩戴FFP2医用口罩的欧洲国家之一。
The move comes because of an increase in cases of coronavirus infections.
推出此举是因为新冠肺炎感染病例的增加。
Mandatory is something that must be done or is required by law.
“强制的”是指必须要做的事情和法律要求做的事情。
No other choice of action is permitted if something is mandatory.
如果某些事情是强制的，则不允许选择除此之外的其他做法。
A mandatory rule or law cannot be ignored.
强制性的规则或法律是不能被忽视的。
