epitrichium / ˌɛp ɪˈtrɪk i əm /

📖毕业后词汇锂元素锂锂盐锂电

epitrichium 的定义

n. 名词 noun

plural ep·i·trich·i·ums.Embryology.

  1. the outermost layer of the epidermis in most mammalian fetuses, usually disappearing before birth.