母系的英文：
maternal
- Tracing descent from either the paternal or the maternal line only.
仅仅从父系或母系线索来追溯子孙后代的。 - Line of descent as traced through the maternal side of a family.
母系家族（或家谱）从母亲一边追溯渊源的后代家系。 - Everyone has two paternal grandparents and two maternal grandparents.
每个人都有两个属于父系的祖父母和母系的祖父母。 - Generally speaking, paternal side is closer as compare to the maternal side.
一般来说﹐父系家族比母系家族要亲得多。
adj. 母亲的；母性的
- Women are entitled to maternity leave.
妇女有权享有产假。 - Morisot had experienced maternity herself.
莫里佐也曾为人母。 - A children's,maternity,surgical ward
儿科、产科、外科病房 - Line of descent as traced through the maternal side of a family.
母系家族（或家谱）从母亲一边追溯渊源的后代家系。 - Trainee nurses have to work for some weeks in maternity.
受训的护士必须在产科医院工作数周。
