【化】 hexamethylene dicyanide
laborious; pungent; suffering
twin; two
【计】 binary-coded decimal; binary-coded decimal character code
binary-to-decimal conversion; binary-to-hexadecimal conversion
【医】 bi-; bis-; di-; duo-
【化】 acid nitrile; hydrocyanic ester; hydrocyanic ether; nitrile
【医】 nitrile