年轻化的英文：
make more youthful
promote younger staff

参考例句：

"revolutionary, young, well educated and professionally competent."
革命化、年轻化、知识化、专业化〞

We have to select as members of the leading bodies younger people and Marxists.
领导班子还是要注意年轻化，要选马克思主义者。

In accordance with the principle that they should be revolutionary, young, well educated and professionally competent.
要按照“革命化、年轻化、知识化、专业化”的标准

About revitalization. Here, it is crucial to have younger leading cadres at all levels.
增强活力，现在最大的问题是各级领导班子的年轻化。

This chiefly means that our leading cadres must be young.
这里说的活力，主要是指领导层干部的年轻化。

I'm afraid it will also take ten years to bring the average age of the leadership down close to the ideal.
领导层年轻化要达到比较理想的状态，恐怕要十年时间。

We must firmly carry out the policy of promoting younger leading cadres, but we must be cautious.
要坚决执行领导班子年轻化的方针，但步子要稳妥

make是什么意思：
v. 做；制造；生产；使得；获得；准备；引起；开始；使成为，产生；构成
n. 形状；样式；制造；构造；品牌

a man of this make
这种性格的人

make an example of
1.惩罚...以儆戒他人

make a dive for
向￥冲去

more是什么意思：
adv. 更多；此外；更大程度地
adj. 更多的；附加的
pron. 更多的数量
n. 更多；附加

The rainstorm is more and more more fierce.
暴风雨越来越猛烈。

The more illumination, the more temptation.
道高一尺，魔高一丈。

There are more and more gossipers.
现在传闲话的人越一越多了。

youthful是什么意思：
a. 年轻的,年轻人的

The Flight of Youth
青春飞逝

My youth and youthful strength fled long ago.
我的青春和青春的活力早已消失。

The youth has plenty of go in him.
这个年轻人干劲十足。