プログレッシブ和英中辞典(第4版)の解説
みけつ【未決】
❶〔まだ決まらないこと〕未決の undecided; unsettled; pending
未決の問題
an unsettled problem／「a pending [an open] question
その問題は未決のままになっている
The question remains unsettled.／The issue is still pending.
❷〔まだ判決が下りないこと〕
彼は未決でもう３か月勾留されている
He has been in detention for three months pending trial.
未決２か月，通算１年６か月の禁固
imprisonment for 「one year and six months [18 months] with credit for two months served prior to conviction
未決監房
a house of detention
未決勾留
detention pending trial
未決囚
an unconvicted prisoner; a prisoner 「awaiting trial [undergoing trial]