请输入您要查询的词汇:
词汇
ppb
释义
ppb
abbr.
(缩写
abbreviation
)
十亿分率,十亿分之…
(=
parts
per billion)
规划-设计-预算(法)(
→
PPB
)
(= Planning-
Programming
-
Budgeting
)
同义:
parts
per billion
十亿分率,十亿分之…
Planning-
Programming
-
Budgeting
规划-设计-预算(法)
随便看
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unextended
unextinguishable
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unextraordinary
unfadable
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unfading
unfailing
unfair
unfair labor practice
unfaith
unfaithful
unfaked
unfallen
unfalsifiable
unfaltering
unfamiliar
unfamous
unfancy
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更新时间:2025/5/5 3:56:36