【建】 acetylenedihalide
constant; lasting; permanent; usual
twin; two
【计】 binary-coded decimal; binary-coded decimal character code
binary-to-decimal conversion; binary-to-hexadecimal conversion
【医】 bi-; bis-; di-; duo-
bittern; halogen
【医】 halogen
era; generation; take the place of
【电】 generation
ethylene
【化】 ethene; ethylene; olifiant gas
【医】 aethylenum; ethene; ethylene