Supersonic fighter-bomber Su-17 was the first Soviet serial combat plane with changeable geometry of wings. Su-17 and its export variants Su-20 and Su-22 were the basis of the USSR's aircraft as well as of 12 other countries of the world. They went through Afganistan, took part in conflicts on the territory of CIS, in Asia and Africa. Last models are still used in Peru and some countries of NATO.
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It is the largest of all land animals and is found both in Asia and Africa.
它是陆地上最大的动物,在亚洲和非洲都有发现。
However, many people in Asia and Africa don't have enough clean water to use.
然而,亚洲和非洲的许多人没有足够的清洁用水。
Lots of people both in Asia and Africa don't have enough clean water to use, do they?
亚洲和非洲的很多人都没有足够使用的净水,是吗?
Ms.Lagarde has promised to be a strong voice for developing countries, especially in Asia and Africa.
VOA: special.2011.07.01
In certain location things were dominated by certain cereals; rice in Asia, wheat in Europe, sorghum and millet in Africa, and maize in the New World.
不同的地方有不同的主食,比如,亚洲主食米饭,欧洲主食小麦,非洲主食高粱和小米,美洲主食玉米
"In our pandemic work, we were really focusing on the avian influenza, mostly in Asia and Africa, so the assumption that the next pandemic would start overseas, far from the U.S., turned out not to be true."
VOA: standard.2010.04.29
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