Phrasal verb · CEFR B2
crust over
phrasal_verb
表面结硬皮；结成硬壳
- 1.
to become covered with a hard, dry outer layer
表面结硬皮；结成硬壳
表面结硬皮；结成硬壳
In use
By morning, the fresh snow had crusted over.
Dictionary facts from AI_SUPPLEMENT.
Phrasal verb · CEFR B2
表面结硬皮；结成硬壳
to become covered with a hard, dry outer layer
表面结硬皮；结成硬壳
表面结硬皮；结成硬壳
By morning, the fresh snow had crusted over.
Dictionary facts from AI_SUPPLEMENT.