en_tn_condensed/mrk/02/22.md

new wine

"grape juice." This refers to wine that has not fermented yet. If grapes are unknown in your area, use the general term for fruit juice.

old wineskins

This refers to wineskins that have been used many times.

wineskins

These were bags made out of animal skins. They could also be called "wine bags" or "skin bags."

the wine will burst the skins

New wine expands as it ferments. If it is put in new wineskins, the wineskins will stretch. But old wineskins are brittle and cannot stretch. If new wine is poured into old wineskins, the wineskins will tear open and be ruined.

fresh wineskins

"new wineskins" or "new wine bags." This refers to wineskins that have never been used.