Correct

台柱子

/ tái zhù zi /
Strokes
https://i.cchatty2.com/filters:format(webp)/fit-in/684x0/img/202102/台柱子-Chinese-idioms-Cchatty-b201fa6a-4a8c-4208-a9e2-112ff5713507-1612776627.jpg

Collocation

1
成为……(单位)的台柱子
2
是……(单位)的台柱子

Definition

台柱子

Literally means:

leading star on the stage

Actually means:

backbone

Tai, stage. This phrase literally refers to pillars used to support the stage or other similar buildings. It figuratively refers to the leading actors or actresses in a theatrical troupe or the backbone of an organization. Commendatory.

台,舞台。台柱子,支撑舞台之类的建筑物的柱子比喻戏班中的主要演员或集体中的骨干。具有褒义色彩。

Example

Used as object. (作宾语)
1
shíliù
十六
suì
jìn
men
我们
tuán
剧团
  
,
èrshí
二十
suì
jiù
chéngwéi
成为
tuán
剧团
de
táizhù
台柱子
  
,
shì
hěn
yǒu
zhǎnqián
发展前途
de
qīngnián
青年
yǎnyuán
演员
  

He entered our troupe at the age of sixteen and became a pillar of the troupe at the age of twenty, and was a promising young actor.

2
Zhège
这个
jīngyuàn
京剧院
yǒu
hǎo
好几
pǐn
品德
gāoshàng
高尚
  
业务
jīngtōng
精通
de
táizhù
台柱子
  
,
men
他们
dōu
shì
guójiā
国家
一级
yǎnyuán
演员
èr
二级
yǎnyuán
演员
  
.

The Beijing Theatre has several pillars of high moral character and business proficiency, both of which are national and secondary actors.

3
shì
men
我们
gōng
公司
de
táizhù
台柱子
  
,
zhème
这么
zhòngyào
重要
de
tánpàn
谈判
zǒngjīng
总经理
pài
  
,
pài
shuí
  
?

He is the pillar of our company, so important the general manager of negotiations does not send him, who to send?