不知道上海严不严重?你说,要不要买点防尘口罩和空气净化器,早点防备起来?
bù zhīdào Shànghǎi yán bu yánzhòng ?nǐ shuō ,yào buyào mǎi diǎnr fángchén kǒuzhào hé kōngqì jìnghuàqì ,zǎodiǎn fángbèi qǐlai ?
Do you know if Shanghai's situation is that serious? Do you think I should buy some dust masks and air purifiers as an early precaution?