眼底

fundus of the eye (containing the choroid, retina, optic nerve etc) / inside the eye / right in front of one's eyes / in full view as a panorama

eye / small hole / crux (of a matter) / CL:隻|只[zhi1],雙|双[shuang1] / classifier for big hollow things (wells, stoves, pots etc)

(equivalent to 的 as possessive particle)

background / bottom / base / end (of the month, year etc) / remnants / (math.) radix / base

to take in the whole scene at once / to have a panoramic view

in front of one's eyes / in full view as a panorama / right now