泡罩塔

pào zhào tǎ

distillation tower

bubble tower; plate column

泡

pào

bubble; foam

罩

zhào

to cover; to spread over

塔

tǎ

pagoda (abbr. for 塔婆[ta3 po2], a loanword from Sanskrit stūpa); tower; pylon (CL:座[zuo4])