Correct

滚存

/ gǔn cún / 
Strokes

Example

As a Noun

day-by-day accumulation; carry-over

1
Gǔn
滚
cún
存
zhài
债
xiàng
项

deferred debt items

2
Gǔncún
滚存
fèiyòng
费用

deferred charges to operation