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A crystalline explosive similar to tetryl in chemical structure, explosive power, and sensitivity to detonation.
1930s. From penta- + -ryl, probably with reference to the five rather than four nitro groups in the molecule.
雅致网英汉双解词典包含236457条英汉翻译词条，涵盖了常用英语单词及词组短语的翻译及用法，是英语学习的必备工具。