| 单词 | gum |
| 释义 | gum nounadjective | gum + noun adjective➤lower, upper下牙龈；上牙龈▸➤toothless没有牙的牙床◆the old man smiled to reveal toothless gums.老头笑了，露出没有牙的牙床。➤bleeding, swollen出血的／肿胀的牙龈gum + noun➤disease牙龈病gum/gʌm ||; gʌm/noun1. [c] either of the firm pink parts of your mouth that hold your teeth 齿龈；牙龈 ☞picture at body 见body插图 2. [u] a substance that you use to stick things together (especially pieces of paper) 胶（用来黏东西，尤其是纸张） 3. = chewing gum ☞ look at bubblegum. 参看bubblegum。 ☞ gum¹☞ gum² |
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