No UN peace-keeping operations should be launched without the prior consent of the countries concerned. All UN peace-keeping forces should strictly observe neutrality and non-use of force except for self-defense.是什么意思_No UN peace-keeping operations should be launched without the prior consent of the countries concerned. All UN peace-keeping forces should strictly observe neutrality and non-use of force except for self-defense.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句