凹口

 
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凹口的英文翻譯

基本釋義

參考釋義

凹口 [āo kǒu]

凹口的用法和樣例:

例句

  1. 木樓梯側板,木樓梯小梁在階梯兩邊支撐樓梯的踏板和豎板的有凹口的木板
    A notched board at either side of a staircase that supports the treads and risers.
  2. 鋸縫,劈痕切割型工具如鋸或斧子所制造的溝槽或凹口
    A groove or notch made by a cutting tool, such as a saw or an ax.
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