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单词
Pseudoborniales
释义
Pseudoborniales
[¦sü·dō´bȯr·nē`ā·lēz]
PALEOBOTANY
An order of fossil plants found in Middle and Upper Devonian rocks.
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second category
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second countable topological space
second crop
second-degree burn
second-derivative map
second detector
second-foot
second-foot day
second generation
second-generation computer
second growth
second hand
second law of motion
second law of thermodynamics
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second mean-value theorem
second messenger
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second moment of area
second-order climatological station
second-order difference
second-order equation
second-order leveling
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