单词
impaction
[?m'p?k??n]
基本信息
- n. 压紧；装紧；嵌入
英英释意
- 1. the condition of being pressed closely together and firmly fixed
- 2. a disorder in which feces are impacted in the lower colon
- 3. a disorder in which a tooth is so crowded in its socket that it cannot erupt normally
- 4. a sharp collision produced by striking or dashing against something
impaction相关单词