Definition: on the inside or near the middle of something Level: B2
公寓有几个内室，非常安静。
The apartment has several ___inner rooms that are very quiet.
市中心有许多历史建筑。
The ___inner city has many historic buildings.
蛋糕的内层湿润美味。
The ___inner layers of the cake are moist and delicious.
