This pluripotent stem cell is able to self-renew and it's able - generating committed progenitors of either the myeloid or the lymphoid lineage.

这种多能干细胞能自我更新,也可以生成定向祖细胞,可以是髓系祖细胞或者淋巴祖细胞

耶鲁公开课 - 生物医学工程探索课程节选

So, there is a sense, in the Plains Indian, that he is both the embodiment of a noble, restrained lineage; but also, deep in that American past, is this sense of great excess.

草原印第安人有一种感觉，他既是高尚的化身，克制的血统;,但同时，在那段美洲过往的深处，是一种过度的感觉。

耶鲁公开课 - 1945年后的美国小说课程节选