face masks

Face masks are simple make and can easily save you money spent on commercial products.

面膜制做起来很简单,很容易把你花在商品上的钱省下来.

Face masks must be worn and teachers must be vaccinated.

必须戴口罩，教师必须接种疫苗。

Face masks often contain minerals, vitamins and fruit extracts that help strengthen the skin.

面膜常常含有矿物质, 维生素和水果精华,他们有助于强化肌肤.

He has repeatedly downplayed the importance of face masks and said lockdowns had been "an epic failure" in stopping the spread of the virus.

他多次淡化口罩的重要性，并表示封锁是阻止病毒传播的“重大失败”。

New oxygen masks should be designed based on the pilots'three dimension face characters, and lighter, handy and no uncomfortable peculiar smell.

新面罩的设计必须以我国飞行员的三维面型特征作为造型设计依据，并应轻便无异味。

The participants also wore face masks that enabled the researchers to measure their oxygen consumption.

志愿者戴着面罩以便科学家测试其耗氧量.

Sales of face masks are breaking all records not only in Mexico but also in Sweden.

口罩的销售不仅在墨西哥打破所有记录,而且在瑞典也如此.

We could I ue face masks to all students, we could close down all schools.

我们可以向学生派发口罩，或要求所有学校停课。

Students are getting temperature checks must have clean hands, wear masks and in some places dawn face shields.

学生们正在接受体温测量，必须双手清洁、戴口罩，在某些地方还必须戴面罩。

Most bus and subway riders have taken to wearing face masks.

大部分公共汽车和地铁乘客已采取戴口罩来.

We could issue face masks to all students, we could close down all schools.

我们可以向学生派发口罩, 或要求所有学校停课.