He made a capital error.

他犯了一个重大的错误。

youdao

A capital error which led this family to lay its hand once more on the guarantees "granted" in 1814, on the concessions, as it termed them.

绝大的谬见导使这家族收回了它在1814年所“赐予”的保证，也就是它所谓的那些让步。

youdao

A capital error which led this family to lay its hand once more on the guarantees "granted" in 1814, on the concessions, as it termed them.

绝大的谬见导使这家族收回了它在1814年所“赐予”的保证，也就是它所谓的那些让步。

youdao