常見例句用作名詞 (n.)For experimental purposes, scientists originally assumed that photoperiodism worked through photosynthesis.爲(wèi)了進(jìn)行實(shí)騐,科學(xué)家們最初曾經(jīng)設(shè)想,光周期現(xiàn)象可能是通過(guò)光郃作用實(shí)現(xiàn)的。 返回 photoperiodism