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单词
ppm
释义
Word Frequency
ppm
abbreviation for
1.
chemistry
parts per million
2.
Also
:
PPM
peak programme meter
Word Frequency
PPM
medicine
abbreviation for
permanent pacemaker
随便看
nephelometer
nephelometric
nephelometry
nephew
nepho-
nephogram
nephograph
nephologic
nephologic
nephological
nephologist
nephology
nephoscope
nephr-
nephr-
nephralgia
nephralgic
nephralgy
nephralgy
nephrectomies
nephrectomise
nephrectomise
nephrectomize
nephrectomy
nephric
英语词典包含233703条英英释义在线翻译词条,基本涵盖了全部常用单词的英英翻译及用法,是英语学习的有利工具。
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更新时间:2026/4/23 0:51:09