单词	long-distance support
释义	long-distance support 远程保障
随便看	institutions of technology institutions of tfigher learning institutions of the inter-american system institutions of tourism education institution software institutions of vacation institutions of vocational education institution-specific institution staff institution state institution status change Institutions theory institutions tor higher learning institution structure institution supply institution system institution theory institution transfer institution transference Institution transformation institution transition institution type institution unit reform of township institution variance theory institution variation