Correct

孔道

/ kǒngdào / 
Strokes

Definition

opening providing access/the teaching of Confucius

Example

As a Noun

pass ［narrow passage providing the only means of access to a certain place］

1
Jiāotōng
交通
kǒngdào
孔道

transport/traffic junction

2
Kāipì
开辟
wénhuà
文化
jiāoliú
交流
de
的
kǒngdào
孔道

open (up) channels of cultural exchange