青黄不接

xiàn zài kē jì rén cái qīng huáng bù jiē

现在科技人才青黄不接。

There are not enough trained younger men and women ready to take over from older experts.

zhè ge xì zhèng chǔ zài qīng huáng bù jiē de shí qī nián qīng jiào shī dà bù fen hái méi yǒu chéng zhǎng qǐ lai

这个系正处在青黄不接的时期，年轻教师大部分还没有成长起来。

This department is in a period of crisis right now, because most of the young teachers are still inexperienced.