【计】 unnumbered command
naught; nonexistence; not; nothing; without; lack; zero
【医】 a-; leipo-; lipo-; non-
no.; serial number
【计】 N
【经】 codification
dictate; directive; injunction; instruction; mandate; statement
【计】 directive; I; instruction
【经】 command; injunction; instruction; precept