身份: identity, aspect of one's identity (i.e. sth that one is – mayor, father, permanent resident etc), role, capacity (as in in his capacity as a... …), status (social, legal etc), position, rank...
生: to be born, to give birth, life, to grow...
缤纷: vast and various, rich and diverse...
目睹: to witness, to see at first hand, to see with one's own eyes...
光芒: rays of light, brilliant rays, radiance...
主页: home page...
独立自主: independent and autonomous (idiom); self-determination, to act independently, to maintain control over one's own affairs...
唾液: saliva...
用得着: to be able to use, useable, to have a use for sth, (in interrogative sentence) to be necessary to...
实地: on-site...