部分差异在于地理：车臣位于令俄罗斯倍感头疼的高加索边缘，这使它更容易受到外国极端主义的影响。
Part of the difference is geography: Chechnya is on Russia's fraying Caucasian edge, which made it more susceptible to foreign extremism.
俄罗斯的农作物实验基地是专门的农作物基地，农作物都被种在地理，跟活的样本一样。
The crops in the Russian experimental station are almost exclusively crops that have to be conserved them in the field, as living specimens.
俄罗斯的历史古城莫斯科也是《国家地理旅行者》杂志评选出来的2017最值得一游的城市之一。
Historic Moscow, Russia, is one of the top cities to visit in 2017 according to National Geographic Traveler.
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