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单词
dead hour
释义
dead hour
[美国学生俚语](尤指大学生的)空(或无)课时间;[dead hours]深夜人静,半夜三更
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PDRC
P.D. regulating device
P.D.-regulating device (P.D.-controller, proportional-differential control unit)
P.D. regulating device with centrifugal governor, exerting an acceleratory effect
P.D.-regulating device with speed
P.D.-regulating, exerting an deceleratory effect
PDRI
pdries
pdrincipal map
pdrincipal point method
PDRL
pdrotected natural feature
pdrotective layer
PDR (preliminary data report)
PDRR
PDRS
PD rule
pdry
PDS
pdsa
PDSC
PDSCC
pdsi
PDS II (Ethicon)
pdsitive colloid
英汉翻译词典包含4368284条英汉汉英翻译词条,基本涵盖了全部常用英语单词及常用语的翻译及用法,是英语学习的有利工具。
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更新时间:2025/12/22 18:42:21