本着: based on..., in conformance with.., taking as one's main principle...
万古长青: remain fresh, last forever, eternal...
警官: constable, police officer...
只要: if only, so long as...
公顷: hectare...
即将: on the eve of, to be about to, to be on the verge of...
往往: usually, in many cases, more often than not...
差额: balance (financial), discrepancy (in a sum or quota), difference...
大夫: doctor, physician...
出神: spellbound, entranced, lost in thought...