do internal affairs

基本解释

Do not interfere with other countries internal affairs in order to avoid too many people being unhappy with America.
不要干涉别国的内政，以免太多人不喜欢美国。
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We shall seize every opportunity to develop. We do not interfere in the internal affairs of other countries, nor do we fear their sanctions.
我们要利用机遇，把中国发展起来，少管别人的事，也不怕制裁。
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Primakov also insisted that the agency have nothing to do with Russian internal affairs so that it wouldn't be tainted by any potential future suppression of domestic dissidents.
他还强调说这个机关不会插手俄罗斯的内部事务，因此组织会保持纯洁性，未来不会出现任何打压国内持不同意见者的可能。