| 释义 |
gum 1 AHD[gŭm] D.J.[gʌm]K.K.[gʌm]n.（名词）- Any of various viscous substances that are exuded by certain plants and trees and dry into water-soluble, noncrystalline, brittle solids.树胶：某些植物和树木分泌出的一种粘性物质，干燥后成为溶于水的非晶体、易碎的固体
- A similar plant exudate, such as a resin.树脂：一种类似的植物渗出液，如树脂
- Any of various adhesives made from such exudates or other sticky substance.胶浆：由此种渗出液或其它粘性物质制成的胶粘剂的任一种
- A substance resembling the viscous substance exuded by certain plants, as in stickiness.粘性物质，粘胶：与某些树木渗出的粘性物质相似的物质，如在粘性里
- Any of various trees of the generaEucalyptus, Liquidambar, or Nyssa that are sources of gum. 胶橡树：一种桉树属、枫香树属 或 柴树属 中生产树胶的树木
- The wood of such a tree; gumwood.胶树材：产树胶的树的木材；胶树材
- Chewing gum.口香糖
v.（动词）gummed, gum.ming, gums v.tr.（及物动词）- To cover, smear, seal, fill, or fix in place with or as if with gum.以树胶粘合：用或似乎用树胶覆盖、涂抹、封上、填充或固定住
v.intr.（不及物动词）- To exude or form gum.结胶：分泌或形成树胶
- To become sticky or clogged.发粘：变得发粘或易粘牢的
gum up - To ruin or bungle:搞乱，出毛病：gum up the works.把工作搞糟
- Middle English gomme 中古英语 gomme
- from Old French 源自 古法语
- from Late Latin gumma 源自 后期拉丁语 gumma
- variant of Latin gummi, cummi 拉丁语 gummi的变体, cummi
- from Greek kommi 源自 希腊语 kommi
- perhaps from Egyptian ±mj-t 可能源自 埃及语 ±mj-t
gum 2 AHD[gŭm] D.J.[gʌm]K.K.[gʌm]n.（名词）- The firm connective tissue covered by mucous membrane that envelops the alveolar arches of the jaw and surrounds the bases of the teeth. Also called gingiva 龈，牙床：覆盖着粘膜的坚韧的连接组织，包裹颚上的弓形牙槽及牙根部 也作 gingiva
v.tr.（及物动词）gummed, gum.ming, gums - To chew (food) with toothless gums.用牙床嚼：用没有牙齿的牙床咀嚼（食物）
- Middle English gome 中古英语 gome
- from Old English gōma [palate, jaw] 源自 古英语 gōma [腭，颚]
|