Ascientist

he was a scientist 他是一位科学家

I'm a scientist我是一个科学家双语对照例句:But the author would have provided a better account if he hadaddressed the idea more explicitly, as well as assessing thedrawbacks, in terms of practical politics, that are attendant on anyapproach which boils down to "trust me, I'm a scientist" 而且作者就其是否更加明确地处理了这个想法提出了更好的说明，他也以现实政治的观点评估了弊端，这些弊端是随着任何一种门径而来的，而这些门径归结起来就是“相信我，我是科学家”。

Is Ann's mother a scientist？