ReadWriteQuiz
Chinese dictionary
n.monad; unicellular organism
一种原始的单细胞生物
a primitive single-celled creature
最简单的单细胞生物
the simplest, single-celled organisms
一种原始的单细胞生物
a primitive single-celled creature
最简单的单细胞生物
the simplest, single-celled organisms