ประโยคภาษาจีน : 中文句子 |
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shǐ yòng 使用 shēng zhí 生殖 shàng pí 上皮 zhè 这 yī 一 gài niàn 概念 yí dìng 一定 chéng dù 程度 shàng jiàng 上将 yú gāng 鱼纲 hé 和 niǎo 鸟 gāng 纲 bǔ rǔ gāng 哺乳纲 de 的 xìng xiàn 性腺 fā yù 发育 tǒng yī 统一 qǐ lai 起来 biàn yú 便于 bǐ jiào 比较 tā men 它们 de 的 yì tóng 异同 |
By using the concept of "germinal epithelium", the researches on the gonadal development of Pisces, Aves and Mammalia were unifying to some extent then their characters were convenient for compared. |