无氧
anaerobic; an environment with no oxygen
舞阳
Wuyang county in Luohe 漯河[Luo4 he2], Henan
五氧化二钒
Vanadium pentoxide V2O5; vanadic anhydride
舞阳县
Wuyang county in Luohe 漯河[Luo4 he2], Henan
耀武扬威
to show off one's military strength (idiom); to strut around; to bluff; to bluster