vt.
使形成硬壳(或硬外层)：
to encrust The snow
使雪的表面结起一层薄冰
iron encrusted with rust
外表生锈的铁
在…结壳，在…上涂(或包)硬的表层，包外壳于：
The windows were encrusted with dirt.
窗户上覆盖了一层灰尘。
用(贵重物品)装饰外层，(尤指用宝石)镶饰，镶嵌，镂：
The gold crown was encrusted with precious gems.
金制的王冠镶有许多贵重的宝石。
vi.
长壳，结壳，形成硬壳(或硬的外层)：
长壳，结壳，形成硬壳(或硬的外层)：
They scraped off the barnacles that always encrusted on the ship's hull.
他们刮去总是附在船身外面的甲壳动物。