投影几何

projective geometry / same as 射影幾何|射影几何

to cast / to send / to throw oneself (into the river etc) / to seek refuge / to place oneself into the hands of

to project / a projection

picture / image / film / movie / photograph / reflection / shadow / trace

small table

almost

how much / how many / several / a few

geometry / (literary) how much

surname He

what / how / why / which / carry

projective geometry / same as 射影幾何學|射影几何学