Correct

一端

/ yī duān /
Strokes

Example

As a Noun

one end (of an object)

1
duān
一端
cháo
shàng

be up on end

As a Noun

one aspect/side of the matter

2
duān
一端
  

This is one aspect of the matter.

3
zhíduān
各执一端

each sticking to his own argument

Related

各执一端