serration

英 [se'reɪʃn] 美 [se'reɪʃn]

• n. 锯齿状；锯齿形；锯齿状突起

英英释义

Noun:

1. the condition of being serrated;

   "the serrations of a city skyline"
   

2. a row of notches;

   "the pliers had serrations to improve the grip"
   

3. a single notch in a row of notches;

   "one of the serrations was broken off"
   

词汇搭配

• external serration 外细齿
• involute serration 渐开线锯齿
• internal serration 内细齿,三角形内齿...
• taper serration 斜锯齿形,锥形键...