ItalypizzatowermaskVeniceda Vinci. ……

wearing a mask?A. Clean the metal piece.B. Clean the colored side.C. Wash your hands.D. Wash your face.1. What should you do  before wearing a mask?A. Clean the metal piece.B. Clean the colored ……

. Some companies are working on creative masks. Hazel is a concept mask from US gaming company Razer. It’s a transparent mask that lets you see the wearer’s face. It also has a speaker ……

Breathe underwater with this mask:Does this mask look strange? Japanese scientist Jun Kamei collaborated with the UK’s Royal College of Art to create it. It acts just like the gills (鳃) of a fish ……

口罩国标national standard for face masksHaving difficulty choosing a face mask to protect yourself from... in the masks. 能保护健康的口罩俗称为“face mask”，专业术语称“surgical mask” (医用口罩)或procedure mask。 ……

The gold mask from Sanxingdui.  XINHUAThe gold mask from Sanxingdui.  XINHUA三星堆新出土完整黄金面具。An almost complete gold mask  (完整的黄金面具) was found at the Sanxingdui Ruins site in Guanghan ……

and MIT are working on a mask that can detect (检测) the coronavirus. The mask can react (反应..., the mask will change color. Virus-detecting masksResearchers from Harvard and MIT are working ……

) a new type of mask (面罩). There''s a digital camera (数码相机) in the mask. People can wear the mask and take pictures or videos (录像) under water. This mask can work 30 meters under the water! People ……

. TUCHONGSince the COVID-19 pandemic, wearing a face mask has become as normal as wearing clothes. While masks may prevent the spread of the virus, it’s important to make sure your mask is clean ……

;  VCG  解除口罩令解除口罩令scrap the mask mandatescrap the mask mandateHong Kong scrapped its mask mandate on March 1. The city will focus on reviving its economy (复苏经济). The dropping ……

;  Project Hazel Hazel is a concept (概念) mask from US gaming company Razer. It’s a transparent (透明的) mask that lets you see the wearer’s face. It also has a speaker. When you ……

. It is based on a death mask (死人面部模型) said to be Shakespeare’s, which was found in Germany... on it. A death mask is a mask made of a person’s face following death so the person can be recalled ……

日本科学家研制发光口罩可测新冠。日本科学家研制发光口罩可测新冠。A glowing mask is being designed – not for fashion, but for detecting COVID-19. A team of Japanese scientists is working on a face mask that glows under UV light ……

他是蒙面的神秘挪威DJMeet Allan Walker, a mysterious DJ who covers half his face with a mask. PAGE 8 ……

透明口罩帮助听障人士辨别面部表情透明口罩帮助听障人士辨别面部表情  Wearing a mask is not a big problem for most of us...;with others. This new mask design is here to help. There is a “window” in it. People ……