英语词汇crust的发音释义、词根词缀、结构分析、同源词、词频及词根记忆法-英语词根词缀词典

词汇	crust
词根词缀	词源： early 14c., from L. crusta "rind, crust, shell, bark," from PIE krus-to-, from base kreus- "to begin to freeze, form a crust" (cf. Skt. krud- "make hard, thicken;" Avestan xruzdra- "hard;" Gk. krystallos "ice, crystal," kryos "icy cold, frost;" Lett. kruwesis "frozen mud;" O.H.G. hrosa "ice, crust;" O.E. hruse "earth;" O.N. hroðr "scurf"). Meaning "outer shell of the earth" is from 1550s. 词根记忆： n. 外皮,壳;地壳The exhausted man and the trustful guy thrust a knife into the rusty crust.精疲力竭的男子和深信不疑的家夥将一把刀子刺向生锈的外壳.
随便看	deem deemed deemphasize deep deepen deeply deep-seated deep six deer de-escalate def deface de facto defalcate defalcation defamation defamatory defame default defeasance defeat defeatism defeatist defecate defect

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