旷古未有

never before in the whole of history (idiom) / unprecedented

to neglect / to skip (class or work) / to waste (time) / vast / loose-fitting

since the dawn of time / from the year dot

surname Gu

ancient / old / paleo-

not yet / did not / have not / not / 8th earthly branch: 1-3 p.m., 6th solar month (7th July-6th August), year of the Sheep / ancient Chinese compass point: 210°

is not / has never been / never occurring / unprecedented

to have; there is / (bound form) having; with; -ful; -ed; -al (as in 有意[you3 yi4] intentional)