网站首页 汉语 德语 英语
The disc-shaped blastula or blastoderm formed after discoidal cleavage in a meroblastic ovum.
Late 19th century; earliest use found in Quarterly Journal of Microscopical Science. After German Discoblastula.
雅致网英汉双解词典包含236457条英汉翻译词条,涵盖了常用英语单词及词组短语的翻译及用法,是英语学习的必备工具。