Even though most staff join the UN out of support for the ideals of the Organization, the UN still has difficulty in attracting and retaining staff from countries with high pay levels.是什么意思_Even though most staff join the UN out of support for the ideals of the Organization, the UN still has difficulty in attracting and retaining staff from countries with high pay levels.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句