单词	代--时代--纪元
释义	纪元；代；时代era
随便看	forces of production force somebody to commit suicide force someone's hand force someone to force someone to his knees force someone to the wall force something down someone's throat force sonore force sonore {fr.} force source force spectroscopy force standard machine force standard machines force start force status force status {= forstat} force, suction force, supporting force, surface force-- surface force; surface force system forces， bartlett forces， heisenberg forces， interatomic