noun
The inner sole of a shoe. Compare 中敷 (なかじき), which is a removable insert placed on top of the insole.
See also: 中敷 (なかじき)
この靴は中底が柔らかくて歩きやすい。
These shoes have soft insoles and are easy to walk in.
noun
perforated divider in a food steamer
A flat, perforated tray or divider placed inside a steamer to separate food from the water below. Often used in cooking contexts.
蒸し器の中底にクッキングシートを敷いて、肉まんを並べる。
Line the steamer's perforated divider with parchment paper and arrange the meat buns.