Correct
精炼
/ jīngliàn /
Strokes
Definition
to refine (a substance)/to purify/to refine (one's skills, writing etc)/refined/polished/succinct/skilled/capable
Example
As a Verb
refine; purify
1
Jīngliàn
精炼
wēndù
温度
refining temperature
2
Jīngliàn
精炼
shēng
生
tiě
铁
refined pig iron
3
Jīngliàn
精炼
róngjì
熔剂
refining flux
4
Jīngliàn
精炼
qī
期
refining period