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词汇
中生動物
释义
中生動物
zhōng shēng dòng wù
最原始的多细胞动物。体型小,全身由内外两层细胞构成,内层司生殖,外层司营养,为一实心虫体,常寄生于海生无脊椎动物体内。如二胚虫。
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Tourism health and mass media
tourism higher education
tourism higher vocational education
tourism highway
tourism history
tourism hit
tourism hotel
tourism-hotel
tourism hotels
tourism human resource
tourism human resources
tourismification process
tourism image
tourism image design
tourism image determination
tourism image location
tourism image orientation
Tourism Image Plan
Tourism image planning
tourism image positioning
tourism imagery
tourism images
tourism image shielding
tourism image slogan
tourism image USP
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更新时间:2026/6/28 18:22:40