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penetrator的英文翻译是什么意思，词典释义与在线翻译：
英英释义
Noun:
-
an intruder who passes into or through (often by overcoming resistance)
penetrator的用法和样例：
词汇搭配
- diamond penetrator hardness 维氏金刚石硬度...
- ball penetrator 钢球压头
- diamond penetrator 金刚石钻头
