downhole

英 ['daʊnhəʊl] 　 　 美 ['daʊnhoʊl] 　 　
  • 向下打眼, 向下钻进

downhole的用法和样例：

词汇搭配

downhole的相关资料：

临近单词

Downey down downbound exit down-warping down in London Down's syndrom downrange site down the tubes down-counter down-payment downhole motor down path band
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