英语词汇“risk object”的翻译、意思、用法、释义-英汉汉英双解词典

词汇	risk object
释义	risk object 危险物：太空中非常微小的碎片；如宇宙飞船爆裂、崩解后在太空中所留下的碎片和残骸；或遗失的小工具等。
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