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单词 R & D
释义

R & D

1 of 4

abbreviation (1)

research and development

rd

2 of 4

abbreviation (2)

1
road
2
rod
3
round

RD

3 of 4

abbreviation (3)

1
registered dietitian
2
rural delivery

-rd

4 of 4

symbol

used after the figure 3 to indicate the ordinal number third
3rd83rd

Kids Definition

rd.

abbreviation

1
: road
2
: rod

Medical Definition

rd 1 of 2

abbreviation

rutherford

RD

2 of 2

abbreviation

1
reaction of degeneration
2
registered dietitian
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英语词典包含469781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:2026/6/15 23:50:52