后继乏人 meaning in Chinese

lack worthy successors; no qualified successors; there is no successor

After then , however , was a recession period because of the lack of new researchers
以后一段时间因后继乏人等原因而逐步陷入低谷。
For recent years , because there is fewer and fewer inheritor for women ' s script , this cultural legacy is in immediate danger
近年来，由于“女书”传承后继乏人，这一笔宝贵的文化遗产已处于濒危阶段。
However , at present teaching body is unstable in poor rural areas and teachers " quality is uneven and at the low level . more and more teachers go away but there are not sufficient teachers joining
然而，目前广大贫困农村的教师队伍并不稳定，教师素质参差不齐或偏低，教师流失多，来源少，后继乏人。