xué / xiào / tōng / guò / jiā / qiáng / tōng / fēng / hé / xiāo / dú / lái / zuò / hǎo / jí / tǐ / fáng / hù

学校通过加强通风和消毒来做好集体防护。

The school strengthens collective protection by improving ventilation and disinfection.