Her Achills' heel is her tallness.

她的唯一缺陷是身材太高。

Her Achilles' heel is her tallness.

她唯一的缺陷就是身材太高。

Tallness is evidently a hereditary characteristic.

身高是一个明显遗传特征。

Although Mom had never bothered with books, our physical similarities, apart from my tallness, were undeniable.

虽然妈妈从不读书，但是我们的身高和外形的相似，是不可否认的。

What this shows, I guess, is that choosiness really does have genetic consequences, even though tallness is not the only criterion women are using.

我推测，这表明那种挑剔真的会在遗传方面产生影响，尽管身高并非妇女择偶时采用的唯一标准。