名詞 gum:

1. a preparation (usually made of sweetened chicle) for chewing
   同義詞：chewing gum
2. the tissue (covered by mucous membrane) of the jaws that surrounds the bases of the teeth
   同義詞：gingiva
3. any of various substances (soluble in water) that exude from certain plants; they are gelatinous when moist but harden on drying
4. cement consisting of a sticky substance that is used as an adhesive
   同義詞：glue, mucilage
5. wood or lumber from any of various gum trees especially the sweet gum
   同義詞：gumwood
6. any of various trees of the genera Eucalyptus or Liquidambar or Nyssa that are sources of gum
   同義詞：gum tree

動(dòng)詞 gum:

1. cover, fill, fix or smear with or as if with gum
2. grind with the gums; chew without teeth and with great difficulty
   同義詞：mumble
3. become sticky
4. exude or form gum

1. Frankincense is a type of sweet-smelling gum from a tree.
   乳香是從樹(shù)上提煉的一種有甜味的樹(shù)脂。
2. Many people like to chew mint gum in the summer.
   許多人喜歡在夏天嚼薄荷口香糖。
3. His pocket was all gummed up with candy.
   他的口袋全被糖粘住了。
4. He likes chewing gum.
   他喜歡嚼口香糖。

gum

n.（名詞）

Any of various viscous substances that are exuded by certain plants and trees and dry into water-soluble, noncrystalline, brittle solids.
樹(shù)膠：某些植物和樹(shù)木分泌出的一種粘性物質(zhì)，干燥后成為溶于水的非晶體、易碎的固體
A similar plant exudate, such as a resin.
樹(shù)脂：一種類(lèi)似的植物滲出液，如樹(shù)脂
Any of various adhesives made from such exudates or other sticky substance.
膠漿：由此種滲出液或其它粘性物質(zhì)制成的膠粘劑的任一種
A substance resembling the viscous substance exuded by certain plants, as in stickiness.
粘性物質(zhì)，粘膠：與某些樹(shù)木滲出的粘性物質(zhì)相似的物質(zhì)，如在粘性里

Any of various trees of the generaEucalyptus, Liquidambar, or Nyssa that are sources of gum.
膠橡樹(shù)：一種桉樹(shù)屬、楓香樹(shù)屬 或 柴樹(shù)屬 中生產(chǎn)樹(shù)膠的樹(shù)木
The wood of such a tree; gumwood.
膠樹(shù)材：產(chǎn)樹(shù)膠的樹(shù)的木材；膠樹(shù)材
Chewing gum.
口香糖
v.（動(dòng)詞）
gummed,gum.ming,gums
v.tr.（及物動(dòng)詞）
To cover, smear, seal, fill, or fix in place with or as if with gum.
以樹(shù)膠粘合：用或似乎用樹(shù)膠覆蓋、涂抹、封上、填充或固定住
v.intr.（不及物動(dòng)詞）
To exude or form gum.
結(jié)膠：分泌或形成樹(shù)膠
To become sticky or clogged.
發(fā)粘：變得發(fā)粘或易粘牢的

<常用詞組>gum up
To ruin or bungle:
搞亂，出毛?。?/br>例句：
gum up the works.
把工作搞糟

來(lái)源：
Middle English gomme
中古英語(yǔ) gomme
from Old French
源自 古法語(yǔ)
from Late Latin gumma
源自 后期拉丁語(yǔ) gumma
variant of Latin gummi, cummi
拉丁語(yǔ) gummi的變體, cummi
from Greek kommi
源自 希臘語(yǔ) kommi
perhaps from Egyptian ±mj-t
可能源自 埃及語(yǔ) ±mj-t

gum
gum 2

n.（名詞）
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
齦，牙床：覆蓋著粘膜的堅(jiān)韌的連接組織，包裹顎上的弓形牙槽及牙根部也作 gingiva
v.tr.（及物動(dòng)詞）
gummed,gum.ming,gums
To chew (food) with toothless gums.
用牙床嚼：用沒(méi)有牙齒的牙床咀嚼（食物）

來(lái)源：
Middle English gome
中古英語(yǔ) gome
from Old English gôma [palate, jaw]
源自 古英語(yǔ) gôma [腭，顎]