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单词
npef
释义
npef
网络
系统工程论坛
网络释义
1.
系统工程论坛
...份是由白宫特许专门小组，即国家天基定位、导航和定时
系统工程论坛
（
NPEF
）制定的，另一份是由技术协会，即航空无线 …
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例句
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it is my opinion that
it is my pleasure
It is my pleasure.
it is my treat
it is natural that
it is natural to
it is necessary
it is necessary that
it is necessary to
it is needless to say
It is never too late to mend.
it is never too late to mend
it is nice of you
it is nice that
it is no accident
it is no concern of mine
it is no concern of yours
It is no matter.
it is no matter
it is no matter that
it is no matter whether
it is no secret that
it is no surprise that
it is not always the case
it is not clear whether
英汉双解词典包含2704715条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。
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更新时间：2025/8/15 6:43:12