pǎo wán / bā bǎi mǐ / tā / qì chuǎn xū xū / zhǐ jué / qì duǎn / xiōng mèn跑完八百米,她气喘吁吁,只觉气短胸闷。After running 800 meters, she was panting and felt short of breath with a tight chest.