见证: to be witness to, witness, evidence...
逞能: to show off one's ability, to boast one's merits...
理性: reason, rationality, rational...
实际上: in fact, in reality, as a matter of fact, in practice...
深化: to deepen, to intensify...
意料: to anticipate, to expect...
透彻: penetrating, thorough, incisive...
风味: distinctive flavor, distinctive style...
终身: lifelong, all one's life, marriage...
再现: to recreate, to reconstruct (a historical relic)...
