断代

yóu yú tā méi yǒu zǐ sì tā de jiā zú cóng tā kāi shǐ jiù duàn dài le

由于他没有子嗣，他的家族从他开始就断代了。

Since he had no offspring, the lineage of his family did not last.

jiā jǐn péi yǎng jiē bān rén bù néng ràng zhè zhǒng jué jì duàn dài

加紧培养接班人，不能让这种绝技断代。

We should step up the training of successors and not let this unique skill go down the generations.

duàn dài shǐ

断代史

periodic history

duì lì shǐ de duàn dài yán jiū

对历史的断代研究

study of the history by period

duì wén xué shǐ de duàn dài yán jiū

对文学史的断代研究

the study of the history of literature by period