Zeyssatite
硅藻石
??? 情景例句
Would you like a cocktail before dinner?
你要在飯前來杯雞尾酒嗎？
Many hands make quick work.
人多干活快。
and particularly by a new consciousness of the philosophical undercurrents in the scientific revolution,
尤其是以科學革命中哲學潛流的新意識為依據，