语言发育上
带口罩会收到一定的影响，希望透明口罩能够普及
As they grow, babies use lipreading as part of speech and language development. This means that for infants who are in daycare settings, and therefore constantly seeing masked caregivers, "there may be some detrimental effects of at least extended exposure [to masks]," Lewkowicz said.
When people around infants in bilingual households wear masks it could present an even greater impairment, he said, because these children rely even more on lipreading to differentiate the phonetic sounds between the languages.
ref：https://www.cbc.ca/news/science/children-masks-language-speech-faces-1.5948037
As they grow, babies use lipreading as part of speech and language development. This means that for infants who are in daycare settings, and therefore constantly seeing masked caregivers, "there may be some detrimental effects of at least extended exposure [to masks]," Lewkowicz said.
When people around infants in bilingual households wear masks it could present an even greater impairment, he said, because these children rely even more on lipreading to differentiate the phonetic sounds between the languages.
ref：https://www.cbc.ca/news/science/children-masks-language-speech-faces-1.5948037
Huasing Association 1999 - 2013