音标:[se'reiʃәn] ;
n. 锯齿状, 锯齿边
[医] 锯齿形, 锯齿构造
n. the condition of being serrated
n. a row of notches
n. a single notch in a row of notches
词型变化:名词复数形式 : serrations

serration的用法和样例:

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...

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activated cyaniding
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