notch
英 [nɒtʃ]
美[nɑtʃ]
	    - n. 刻痕,凹口;等级;峡谷
 - vt. 赢得;用刻痕计算;在…上刻凹痕
 
英英释意
- 1. a V-shaped indentation;
 - "mandibular notch"
 
- 2. the location in a range of mountains of a geological formation that is lower than the surrounding peaks;
 - "we got through the pass before it started to snow"
 
- 3. a V-shaped or U-shaped indentation carved or scratched into a surface;
 - "there were four notches in the handle of his revolver"
 
- 4. a small cut