附庸国
3.Because if we did not uphold socialism, we would eventually become, at best, a dependency of other countries, and it would be even more difficult for us to develop. 
4.In contrast to this, only 90 to 96 of the over 800 known Indus Valley sites have been discovered on the Indus and its tributaries.
5.The original list was dominated by ex-Soviet satellites (rows over Polish meat exports, Lithuanian oil imports, the siting of an Estonian war memorial, and Czech and Polish plans to host an American anti-missile defence system).
