封闭 (fēng bì) — to close; to seal off; to close down (an illegal venue); closed (i.e. isolated from outside input)

封闭

fēng bì

HSK 4

to close; to seal off; to close down (an illegal venue); closed (i.e. isolated from outside input)

汉字

封

envelope, letter; to confer, to grant; feudal

部首寸部件 ⿰圭寸

闭

to shut, to close; to obstruct, to block

部首门部件 ⿵门才