encrustations的中文翻譯是什麼意思
encrustations
/inˌkrʌsˈteiʃənz/
n. 結殼( encrustation的名詞複數 ); 用覆蓋物; 鑲嵌; 硬殼
encrustations的柯林斯釋義
N-VAR(長時間形成的)外皮，外殼，沉積物
An encrustation is a hard and thick layer on the surface of something that has built up over a long period of time.