英语释义
1. the hardened exterior or surface part of bread
2. a piece of this or of bread grown dry or hard
3. the pastry shell of a pie piecrust
4. the bready layer that forms the foundation of a pizza
5. a hard or brittle external coat or covering: such as
6. a hard surface layer (as of soil or snow)
7. the outer part of a planet, moon, or asteroid composed essentially of crystalline rocks
8. a deposit built up on the interior surface of a wine bottle during long aging
9. an encrusting deposit (as of the eye) of dried secretions or exudate also scab
10. gall, nerve
11. the hard outer surface of bread
12. the outside part of a pie
13. the bread that is used to make a pizza
14. the hardened outside surface of bread
15. a hard dry piece of bread
16. the pastry cover of a pie
17. a hard outer covering or surface layer
a crust of snow
18. the outer part of the earth
19. scab sense 2
20. an encrusting deposit of serum, cellular debris, and bacteria present over or about lesions in some skin diseases (as impetigo or eczema)