词汇：vary

vi. 变化；违反；[生]变异

相关场景

They vary slightly in thrust duration... and the fuel requirement is nearly identical.

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560. Salaries vary with various jobs.

工资因工作不同而不同。

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67.Even though the precise qualities of hero in literary words may vary over time, the basic exemplary function of the hero seems to remain constant.

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