rd
[军] Research and Development,研究与发展 Research and Development ,研究开发
难易程度:
rd为短语/超纲词汇
rd
abbr 缩写 = (in street names) road （用于街名中）路:
12 Ashton Rd 阿什顿路12号.
12 Ashton Rd 阿什顿路12号.
rd
Rd.
alsoRdBrE
the written abbreviation of Road , used in addresses
alsoRdBrE
the written abbreviation of Road , used in addresses
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