a look at some mask-related history.Due to the outbreak of the novel coronavirus pneumonia, many people... for centuries. Let’s take a look at some mask-related history.1st centuryIn that era, many ……

for centuries. Let’s take a look at some mask-related history.Wearing masks is widely believed... have been helping mankind for centuries. Let’s take a look at some mask-related history.1st ……

was considered the very first recorded mask invention.16th centuryEarly inventions did not stop with Pliny... helping mankind for centuries. Let’s take a look at some mask-related history.Due to the outbreak ……

was considered the very first recorded mask invention.16th century16th centuryEarly inventions did not stop... helping mankind for centuries. Let’s take a look at some mask-related history.Due to the outbreak ……

’s take a look at some mask-related history.Due to the outbreak of the novel coronavirus pneumonia... helping mankind for centuries. Let’s take a look at some mask-related history.1st centuryIn ……

for centuries. Let’s take a look at some mask-related history.Wearing masks is widely believed... been helping mankind for centuries. Let’s take a look at some mask-related history.111st ……

proudly showed the mask to my parents. My father said that it could be used to stop dust (尘土... showed the mask to my parents. My father said that it could be used to stop dust (尘土), but not the virus ……

ItalypizzatowermaskVeniceda Vinci. ……

“詹皇”戴面罩变身蝙蝠侠。IT seems as if there’s no way to stop him.Even after the two-time defending champion... protective mask (面罩).And it didn’t take long for the Internet to blow up, with the general consensus ……

Academy of Sciences have invented a “nose mask” that can stop viruses and make them harmless, reducing... the Chinese Academy of Sciences have invented a “nose mask” that can stop viruses and make them harmless ……

put a spoon in their mouths. The napkin works like a mask to stop droplets (飞沫).A restaurant... to bring it with you quite often these days. What is it? Bingo! It is a mask. To make masks fun ……

that it could be used to stop dust (尘土), but not the virus. But I still love my mask very much... father said that it could be used to stop dust (尘土), but not the virus. But I still love my mask ……

FaffCome on. Let’s leave. Why are you taking so long? Stop faffing around.Sorry. I am moving as quickly as I can.Faff: waste time rather than getting on with something ……

called for setting up mask-only trash cans (垃圾箱) to deal with mask waste. They also suggest that we... masks. Scientists have called for setting up mask-only trash cans (垃圾箱) to deal with mask waste ……

to reduce mask waste. TEENS We all wear masks during the pandemic. But we also have to throw them... reusable cotton masks to reduce mask waste. TEENS  ……