封底裡

inside back cover

(equivalent to 的 as possessive particle)

background / bottom / base / end (of the month, year etc) / remnants / (math.) radix / base

surname Feng

to confer / to grant / to bestow a title / to seal / classifier for sealed objects, esp. letters

the back cover of a book

lining / interior / inside / internal / also written 裏|里[li3]