Correct

润滑剂

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Strokes
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Collocation

1
充当……之间的润滑剂
2
润滑剂是用来……
3
润滑剂的作用……
4
是……之间的润滑剂

Definition

润滑剂

Literally means:

lubricant

Actually means:

It refers to lubricant used to reduce friction of machine parts. It may also refer to lubrication products.

Figuratively it means remarks or people that help coordinate or mitigate interpersonal relationships. Commendatory.

用于减轻机器零部件摩擦的油脂类物料。也指起润滑作用的产品。

比喻善于调节、缓和人际关系的话语和人。具有褒义色彩。

Example

Often used as predicate or attributive. (作谓语、定语)
1
ba
爸爸
shì
ma
妈妈
zhījiān
之间
de
rùnhuá
润滑剂
  
,
měi
每次
ma
妈妈
zhēngzhí
争执
xiū
不休
de
shíhou
时候
  
,
dōu
néng
bèi
ba
爸爸
qiǎomiào
巧妙
huàjiě
化解
kāi
  

Dad is the lubricant between me and my mother, every time I and my mother quarrel, can be subtly dissolved by my father.

2
shì
men
我们
shè
宿舍
de
rùnhuá
润滑剂
  
,
guǎn
不管
shénme
什么
rén
zhījiān
之间
yǒu
shénme
什么
máodùn
矛盾
  
,
dōu
néng
hěnkuài
很快
bāng
men
我们
jiějué
解决
  

She's the lubricant in our dorm, and no matter what the contradictions are, she can help us out quickly.

3
Shēnghuó
生活
zhōng
  
,
rùnhuá
润滑剂
de
zuòyòng
作用
le
  
,
可以
wéi
维护
rén
rén
zhījiān
之间
liánghǎo
良好
de
guānxi
关系
  

In life, lubricants can play a big role in maintaining good relationships between people.