系統(けいとう)system, lineage, ancestry, family line, group (e.g. of colors) (colours), family (e.g. of languages), party, school (of thought), close (evolutionary) relationship, a population sharing a common ancestor (in genetics), strain (e.g. bacterial)

英語(えいご)とスペイン語(ご)は同(おな)じ系統(けいとう)の言語(げんご)だ。

English and Spanish are languages of the same family. {system, lineage, ancestry, family line, group (e.g. of colors) (colours), family (e.g. of languages), party, school (of thought), close (evolutionary) relationship, a population sharing a common ancestor (in genetics), strain (e.g. bacterial)}

母方(ははかた)の系統(けいとう)の人(ひと)はみんな背(せ)が高(たか)いです。

All the people from my mother's line of the family are tall. {system, lineage, ancestry, family line, group (e.g. of colors) (colours), family (e.g. of languages), party, school (of thought), close (evolutionary) relationship, a population sharing a common ancestor (in genetics), strain (e.g. bacterial)}

彼(かれ)は青(あお)の系統(けいとう)の色(いろ)、つまり水色(みずいろ)や紫(むらさき)の服(ふく)をよく着(き)ている。

He often wears colors in the blue family, that is, light blue and purple clothes. {system, lineage, ancestry, family line, group (e.g. of colors) (colours), family (e.g. of languages), party, school (of thought), close (evolutionary) relationship, a population sharing a common ancestor (in genetics), strain (e.g. bacterial)}

胃腸(いちょう)炎(えん)になって以来(いらい)、消化(しょうか)器(き)の系統(けいとう)の不調(ふちょう)がよく出(で)るようになった。

Since I got gastroenteritis, I often experience problems with my digestive system. {system, lineage, ancestry, family line, group (e.g. of colors) (colours), family (e.g. of languages), party, school (of thought), close (evolutionary) relationship, a population sharing a common ancestor (in genetics), strain (e.g. bacterial)}

類人猿(るいじんえん)はやがて、ヒトの系統(けいとう)と区分(くぶん)される生物(せいぶつ)へと進化(しんか)していきました。

The anthropoid apes eventually evolved into organisms that were classified in the lineage of humans. {system, lineage, ancestry, family line, group (e.g. of colors) (colours), family (e.g. of languages), party, school (of thought), close (evolutionary) relationship, a population sharing a common ancestor (in genetics), strain (e.g. bacterial)}