upper flight information region 高空飞行情报区; universal infrared technology 通用红外技术; University Industrial Research 大学工业研究; user instruction register 用户指令寄存器
大小写变形:uir
实用场景例句
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I wish to thank my teachers at UIR for their excellent job.
此时此刻,回顾一百天来的日日夜夜,真是心有千言、说不能.
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University of International Relations UIR was officially founded at the end of 1949.