| 单词 | crust |
| 释义 | crust n. & v. --n 1. a the hard outer part of a loaf of bread. b a piece of this with some soft bread attached. c a hard dry scrap of bread. d esp. Austral. sl. a livelihood (what do you do for a crust?). 2. the pastry covering of a pie. 3. a hard casing of a softer thing, e.g. a harder layer over soft snow. 4. Geol. the outer portion of the earth. 5. a a coating or deposit on the surface of anything. b a hard dry formation on the skin, a scab. 6. a deposit of tartar formed in bottles of old wine. 7. a sl. impudence (you have a crust!). b a superficial hardness of manner. --vtr. & intr. 1. cover or become covered with a crust. 2. form into a crust. Derivatives crustal adj. (in sense 4 of n.). Etymology: ME f. OF crouste f. L crusta rind, shell |
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