specimen obscured by foreign substance
specimen obscured by foreign material 标本被异物掩盖 specimen obscured by foreign substance 标本被异物掩盖 specimen obscured by inflammation 标本被炎症掩盖 .
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specimen obscured by foreign substance
被异物遮挡的标本
以上为机器翻译结果，长、整句建议使用 人工翻译 。