Senses
关系/ 關係 variants: 關系 relationship
connection or relationship between people or things; social or personal ties
关系/ 關係 variants: 關系 to concern
to affect; to involve; to have a bearing on or impact something
关系/ 關係 [reason/circumstance]
reason or condition; often used in the pattern "because of..." or "due to..." to explain why something is happening
关系/ 關係 membership credentials
specifically refers to documents or certificates proving one's official affiliation with an organization
关系/ 關係 connections
personal influence or social network used for gain; backdoor connections; guanxi