胸廓切开术

xiōng kuò qiē kāi shù

thoracotomy (medicine)

胸

xiōng

variant of 胸[xiong1]

廓

kuò

(bound form) extensive; vast

切

qiē

to cut; to slice; to carve

开

kāi

to open (transitive or intransitive)

术

shù

method