这枚旧戒指上积满了污垢，几乎看不出原来的形状。

The old ring was ___encrusted with dirt, barely showing its original shape.

多年未清洗的浴缸上结了一层厚厚的肥皂垢。

The bathtub was ___encrusted with layers of soap scum after years without cleaning.

他的报告里塞满了不必要的统计数字。

His report was ___encrusted with unnecessary statistics.