Correct

通气

/ tōngqì / 
Strokes

Definition

ventilation/aeration/to keep each other informed/to release information

Example

As a Verb

ventilate; air (out); aerate; let in air

1
Shǐ
使
fángjiān
房间
tōngqì
通气

ventilate/air a room

As a Verb

be in touch/communication with each other; keep each other informed

2
Zhè
这
jiàn
件
shì
事
nǐ
你
děi
得
gēn
跟
tā
他
tōng
通
gè
个
qì
气
  
。

You should let him know about it. / You should inform him of it.

3
Shàngxià
上下
bù
不
tōngqì
通气
  
,
gōngzuò
工作
hěn
很
nán
难
kāizhǎn
开展
  
。

It is hard to get the work done when there is a lack of communications between the leaders and the led.

4
Tāmen
他们
shāngyì
商议
hǎo
好
jīnhòu
今后
jīngcháng
经常
xiānghù
相互
tōngqì
通气
  
。

They agreed that they would always be in touch with each other from now on. / They agreed that from now on they would keep each other updated.