【化】 oxybiotin
oxygen
【医】 o; O2; oxy-; oxygen; oxygenium; phlogisticated gas
era; generation; take the place of
【电】 generation
【化】 biotin; coenzyme R; vitamin H; vitamin H,biotin
【医】 anti-egg white factor; bios II; biotin; coenzyme R; factors S
factors W; H factor; skin factors