Any spare cash that the airline can generate should be used to replace its fleet of 55 ageing Boeing 747s, which are an average of five years away from retirement.

公司能拿得出手的每一分余钱最好先用于替换那55架陈旧的波音747飞机，这组飞机距离退役的平均年限仅有5年了。

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The goal, he argues, should be to replace old and dirty power plants, cars or engines as quickly as possible with hyper-green alternatives.

他认为切合实际的目标应该是淘汰老旧肮脏的发电厂、车辆以及发动机，代之以超清洁环保的方案，越快越好。

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With an understanding of Generics, you can see that there should be no reason to replace the type arguments in this block of code with the typical 't' found in Generics.

基于对泛型的了解，你可以发现没有理由不在这段代码里替换类型参数为泛型里典型的' T '。

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It also said the resilience of the third rail network south of the Thames should be improved, and the long-term aim should be to replace the existing network with a more resilient form of electrification.

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The top Tea Party priority right now should be to replace baseline budgeting with this zero-based or family budgeting.

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Western banks should be encouraged to replace this kind of commercially unsound lending to sovereign borrowers with tightly structured, specific purpose credits in support of trade transactions and projects.

CENTERFORSECURITYPOLICY: Center For Security Policy