They postulated a 500-year lifespan for a plastic container.

他们假定塑料容器的寿命为500年。

Possible reaction pathways were postulated and discussed.

对反应机理进行了讨论和解释。

It was postulated that gymnema may enhance the production of insulin.

研究员认为，武靴叶有助于提高胰岛素的产生。

He postulated that the reason she was not there was because she had got lost.

他假设她不在场的理由是因为她迷路了。

Gosse postulated that Adam did have a navel because it is how humans are formed.

乔斯假定亚当真的有一个肚脐因为人类是如何形成的。