qīn​hé​xìng

affinity

亲和性 (親和性) qīn​hé​xìng
affinity
the strength of the physical or chemical attraction between biological molecules, such as a receptor and its ligand
compatibility
the capacity for different biological tissues, cells, or organisms to coexist or bond successfully without rejection

Frequency

Written text
0.369 per million

Sources

Definitions
CC-CEDICT
Frequency data
BCC Corpus (BLCU)