primary epithelium原始: original; firsthand上皮: epithele; epithelium; epithe ...原始上皮性胚芽: primary epithelial germ原始上同调: primitive cohomology原始型基底细胞上皮瘤: primordial type of basal cell epithelioma下载手机词典可随时随地查词查翻译关注微信公众号:chachacidian,回复:原始上皮,即可在微信中查询翻译