shell
英 [ʃel]
美[ʃɛl]
	    - n. 壳,贝壳;炮弹;外形
 - vi. 剥落;设定命令行解释器的位置
 - vt. 剥皮;炮轰
 
英英释意
- 1. ammunition consisting of a cylindrical metal casing containing an explosive charge and a projectile; fired from a large gun
 
- 2. the material that forms the hard outer covering of many animals
 
- 3. hard outer covering or case of certain organisms such as arthropods and turtles
 
- 4. the hard usually fibrous outer layer of some fruits especially nuts
 
- 5. the exterior covering of a bird's egg
 
- 6. a rigid covering that envelops an object;
 - "the satellite is covered with a smooth shell of ice"
 
- 7. a very light narrow racing boat
 
- 8. the housing or outer covering of something;
 - "the clock has a walnut case"
 
- 9. a metal sheathing of uniform thickness (such as the shield attached to an artillery piece to protect the gunners)
 
- 10. the hard largely calcareous covering of a mollusc