音标：[gʌm]
n. 树胶, 橡皮, 橡皮糖, 牙床, 老天
vt. 涂以树胶, 用胶粘, 使有粘性
vi. 分泌树胶, 发粘
【医】 树胶, 龈
相关词组:
gum up
by gum
在线英汉词典
gum的短语、例句：
gum
n
(usu pl 通常作复数) firm pink flesh at the base of the teeth 齿龈; 牙龈; 牙床
The dog bared its gums at me. 狗呲著牙冲我叫. =>illus at tooth 见tooth插图.
gum n
1 [U]
(a) sticky substance which oozes from certain trees, used for making glue 树胶; 树脂.
(b) glue used for sticking light things (eg paper) together 胶（用以粘轻的东西, 如纸）.
2 [U] = chewing-gum (chew).
3 (also `gum-drop) [C]
transparent sweet made of a firm jelly-like substance 透明软糖: fruit gums 水果软糖.
4 [C] = gum-tree. gum, v (-mm-)
1 [Tn, Tn.pr, Tn.p]
~ A to/onto B; ~ A and B together; ~sth (down) spread gum on the surface of sth; stick (one thing to another) with gum 在（某物表面）上涂胶; 用胶粘（一物於另一物）
gum (the edges of) a piece of paper 往一页纸（的边）上涂胶
gum down the flap of an envelope 用胶粘住信封的盖口
gum paper to/onto card 把纸粘在厚纸板上
Cut out two pieces of cardboard and gum them together. 割两块硬纸板, 再把它们粘在一起.
2 (idm 习语) gum up the `works (infml 口) make a machine or system unable to operate 使机器不能开动; 使制度不能实行; 弄坏; 搞乱.
3 (phr v) gum sth up fill sth with a sticky substance and stop it moving 将某物粘牢.
gum n [U]
(Brit infml euph 口, 婉) (used in oaths, etc, esp in N England 用於誓语、 咒语等中, 尤用於北英格兰) God 上帝: By gum! 我向上帝发誓!
gum