释义
v.
cover or decorate (something) with a hard surface layer
用硬的外层覆盖（或装饰）；在…的表面形成硬壳
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the mussels encrust navigation buoys 航标上爬满了贻贝
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[as adj.
encrusted ]the dried and encrusted blood .硬结的干血。
词源
"early 17th cent. （in the sense ‘cause to form a crust’）： from French