n.形象化；客觀化

=externalization(美).

Keywords Rat embryo culture;Inseminatio externalis quality control; 關(guān)鍵詞鼠胚培養(yǎng);體外授精;質(zhì)量控制;

lobus externalis 外葉

skeleton externalis 外骨骼

annulus inguinalis externalis 腹股溝外環(huán)(鼠蹊外環(huán))