gum

过去式：gummed过去分词：gummed现在分词：gumming第三人称单数：gums

1. [P]牙龈 firm pink flesh at the base of the teeth
2. [U]口香糖 a hard transparent jelly-like sweet
3. [U]树胶 sticky substance which oozes from certain trees, used for making glue

1. vt. & vi. 胶合 stick sth with sticky substance

• chew gum咀嚼口香糖

• bubble gum泡泡糖
• chewing gum口香糖

• a stick of gum一块口香糖
• stick sth with gum用胶水把某物粘起来

• gum down用来黏合
• gum on用胶黏合
• gum together粘在一起
• gum up粘住了

chewing gum口香糖，泡泡糖

xanthan gum黄原胶

guar gum[化]瓜尔豆胶

bubble gum泡泡糖

gum arabic阿拉伯树胶；水溶性阿拉伯胶

chew gum嚼口香糖

gum rosin松香

arabic gum阿拉伯树胶

gum resin n. 树胶脂

gum tree桉树；桉树村；产树胶之树

gum up搞乱；把事情搞糟；使出毛病

locust bean gum豆胶，槐树豆胶

cellulose gum纤维素羧甲醚（稳定剂）

gum up the works [口语] , ◎使出毛病，使难以操作 , ◎使(计划、事业等)难以实现 , ◎把(事情)搞糟 , ◎引起麻烦 , [口语] , ◎使难以操作(或运转)；使出毛病(指机器等) , ◎使难以实行，使失败(指计划、事业等)；使工作无法进展；把事情搞糟

sweet gum[植]香枫；香枫的树叶；枫香香脂

gum acacia[化]阿拉伯树胶，金合欢胶

gum rubber纯胶胶料；天然橡胶

1. He has some sore swellings on his gum.
   他牙床肿痛。
2. The tree is covered with gum.
   树上涂有树胶。
3. Heart attack patients usually have gum diseases!
   心脏病患者通常患有齿龈疾病。
4. We can stick these pictures into the book with gum.
   我们可用胶水把这几张画粘贴在书里。
5. He likes chewing gum.
   他喜欢嚼口香糖。

1. You'll gum up the jobs if you do it this way.
   你这样做会把事情搞砸。
2. It may well gum up the joint.
   最好把结合处粘上。
3. You can gum this piece of wood onto the wall.
   你能把这片木头粘到墙上去。
4. His pocket was all gummed up with candy.
   他的口袋全被糖粘住了。