zhōng​xiàn

halfway line

中线 (中線) zhōng​xiàn
halfway line place word
a line dividing a sports field, road, or territory into two equal halves

At the kickoff of a football match, players from both sides must stand on either side of the halfway line.

median noun
a line segment connecting a vertex of a triangle to the midpoint of the opposite side

The three medians of a triangle intersect at its centroid.

Frequency

Movie subtitles
0.330 per million appears in 0% of films
Written text
8.17 per million

Sources

Definitions
CC-CEDICT