| 释义 |
casings是casing的复数 - n.套管；外(车)胎；罩壳；(做香肠用的)肠衣
- v.“case”的现在分词
- 网络外壳；护套；卡胎与胎体
n. covering,case,outside,exterior,skin n. | 1. an outer covering, e.g. the sheath of an electrical cable or the skin of a sausage 2. a frame containing a door, window, or stairway 3. a liner pipe or tube in a water, oil, or gas well 4. a layer of a substance that is used for covering something 1. an outer covering, e.g. the sheath of an electrical cable or the skin of a sausage 2. a frame containing a door, window, or stairway 3. a liner pipe or tube in a water, oil, or gas well 4. a layer of a substance that is used for covering something |
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