Russia a has built six prototypes of PAK-FA and, after repeated requests from India, it agreed to hold a demonstration flight earlier this year for technical evaluation.
俄罗斯已经建造了六架战斗原型机， ， 在印度的反复请求下， 俄已同意在今年早些时候进行一次演示飞行-作技术评估。 但飞行结果让俄罗斯很尴尬。
Calmly walked out, here are the Six Pak, Song Huai, Ming ginkgo trees.
走出寺外，这里有六朝柏、宋槐、明银杏等古树。
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