Most of my accomplishments came as the result of sheer doggedness.

我大多數(shù)的成就純粹是堅持不懈的結(jié)果。

柯林斯例句

But such doggedness comes at the cost of further, perhaps fatal, rebellions.

布朗先生的頑固換來了更多的, 也許是致命的, 背叛.

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