動(dòng)詞 crust:

1. form a crust or form into a crust
   同義詞：crust

形容詞 crusted:

1. having a hardened crust as a covering
   同義詞：encrusted, crusty, crustlike

1. The lake was crusted over with ice.
   河面上結(jié)了一層冰。
2. The surface of the liquid gradually crusted over.
   液體表面漸漸地結(jié)了一層皮。
3. The snow crusted the lake last night.
   昨夜的雪使湖面結(jié)了冰。