amphicyte

例句：

1. 1.The amphicyte is the reproductive cell of an amphibian.
   两栖动物的精子是两栖动物的生殖细胞。
2. 2. Amphicytes are rare in nature, and their existence is still a mystery.
   两栖动物的精子在自然界中非常罕见，其存在仍然是一个谜。
3. 3. Researchers have been trying to clone amphicytes for decades, but so far, no success has been reported.
   研究人员已经尝试了几十年来克隆两栖动物的精子，但到目前为止，还没有成功的消息。