postulated例句

They postulated a 500-year lifespan for a plastic container.
他们假定塑料容器的寿命为500年。

When Alfred Adler first postulated in 1908 that there existed an inborn instinct of aggression Freud argued against it.
当艾尔弗雷德·阿德勒于1908年首次提出人生来就有攻击性本能的假设时，弗洛伊德对此表示反对。

He postulated that the carbon reacts initially with the sulfate to form calc ium sulfide.
他认为碳最初和硫酸钙反应生成硫化钙.

• #postulated