noun
merits and demerits; advantages and disadvantages; good points and shortcomings
Used to describe something that has both strong and weak points; often appears in balanced evaluations.
どの案にも一長一短がある。
Every proposal has its merits and demerits.
このシステムには一長一短があって、導入は簡単ではない。
This system has both advantages and disadvantages, so introducing it is not straightforward.