Shell Object Editor 系统对象编辑器
Shell Scrap Object 即碎片对象技术
shell-like object 板壳结构
shell object
shell对象
以上为机器翻译结果，长、整句建议使用 人工翻译 。
"How the sound reflects off this reflecting surface with this composite object on it - which is pretty big and has a cloaking shell on it - really reflects... just like a flat surface does, " Dr Cummer said.
BBC: Acoustic 'cloaking device' shields objects from sound
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