passing-out
noun [ S ] UK uk/ˌpɑː.sɪŋˈaʊt/ us/ˌpæs.ɪŋˈaʊt/
（从军事院校）毕业
the act of leaving a military college after successfully finishing the course
His parents attended the passing-out ceremony. 他父母参加了毕业典礼。
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