名词口香糖; 牙龈; 树胶; 黏胶
及物/不及物动词胶合; 涂以树胶; 使…有粘性
及物动词
1. Can you gum this piece of wood on to the wall? 你能不能把这片木头黏到墙上去?
名词
1. He was reading the newspaper, gum in mouth. 他一边嚼着口香糖一边看报。
2.
2. There is gum on the back of a stamp. 邮票的背面有胶水。