The fourth stage (1999-today), it is a leap stage.

第四阶段(1999 -现在)，是飞跃阶段。

youdao

Taking a conservative approach to your analysis and then performing financial calculations with a concrete approach will set the stage for this leap.

使用保守的方法进行你的分析，然后使用可靠的方法进行计算，能够给这个跳跃加上台阶。

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Analysts believe the Taepodong 2 is inaccurate and so far has failed to reach a third stage, a critical leap to be able to hit the United States.

分析证实Taepodong 2的设计不正确，并且到目前为止没有成功进入第三阶段——能击中美国的一个重要性飞跃。

youdao

On stage, they leap about with furious energy, each sporting heavily gelled blond pompadours that resemble Cameron Diaz's coif in There's Something About Mary.

FORBES: Magazine Article

Michael Porter, a Harvard professor who has become the region's economic guru, peddles the comforting notion that Central America may be able to by-pass the sweatshop stage of development and leap quickly from poverty to northern standards of productivity, social protection and environmental sensitivity.

ECONOMIST: Central America opens for business