monoliphic

例句：

1. 1. The cell is mononucleic because it has only one nucleus.
   这个细胞是单核的，因为它只有一个核。
2. 2. The mononuclear cells are responsible for fighting infections.
   单核细胞负责抵抗感染。
3. 3. The unicellular organisms are prokaryotes that live in water.
   单细胞生物是原核生物，生活在水里。