◎ 外壳 wàiké
(1) [outer covering]∶外层包覆物
(2) [hull;shell]∶水果或种子的外皮(如谷粒或坚果的外壳或豌豆的荚)

1.hull; incrustation; outer skin; outermost shell; case; shell; jacket; package; housing; skin; sleeve; body; outer covering; outer casing; crust; sheathing; exochite

外皮。 茅盾 《子夜》七：“变成了浓雾的细雨将五十尺以外的景物都包上模糊昏晕的外壳。”