短语词组短语Brassica nigra Koch 黑芥;翻译mustard Brassica nigra 芥末BRASSICA NIGRA SEED EXTRACT 黑芥籽提取物brassica nigra mosaic virus 幽芥花叶病毒BRASSICA NIGRA SEED POWDER 黑芥籽粉 返回 brassica nigra