Correct

通透

/ tōngtòu / 
Strokes

Definition

penetrating

Example

As an Adjective

penetrating; thorough

1
Dàoli
道理
jiǎng
讲
de
得
hěn
很
tōngtòu
通透
  
。

The argument was thoroughly explained.

As an Adjective

well ventilated

2
Zhè
这
fángjiān
房间
bùgòu
不够
tōngtòu
通透
  
。

The room is poorly ventilated.