Its job is to oversee and monitor the intelligence activities of the U.S. government.

这个部门的职责在于监督及监视美国政府的情报行动。

US officials concerned with monitoring and combating Soviet intelligence activities think the trade-off of more difficult conditions for American diplomats in exchange for a more hostile environment for Soviet intelligence here is worth it.

在意监察并对抗苏联情报活动的美国官员认为，美国外交官的处境虽然更加艰难了，但换来的是苏联情报人员更为艰难的环境，这样也值了。

So as the dust settles, the Soviets are left with a substantially smaller presence in the United States, which administration officials say will make it a little easier to clamp down on Soviet intelligence activities.

所以，随着尘埃落定，苏联人在美的工作人员少了很多。对此，美国政府的多位官员表示，这种情况会减少苏联情报活动在美国的存在。