闭关

Traditional form:

閉關

Pinyin (reading):

bìguān

Definitions:

• to close the passes
• to seal off the country
• seclusion (monastic practice, e.g. of Chan Buddhists)

Characters:

• 闭 - to shut, to close; to obstruct, to block
• 关 - frontier pass; to close, to shut; relation

Traditional characters:

• 閉 - to shut, to close; to obstruct, to block
• 關 - frontier pass; to close, to shut; relation