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corkbarked douglas spruce; yellow fir | |||
common douglas fir (Pseudotsuga taxifolia Brit.; Pseudotsuga douglasii Carr.; Pseudotsuga mucronata Sudw.,松科) | |||
cork-bark fir | |||
douglas fir | |||
Pseudotsuga menziesii | |||
Columbian pine; Oregon pine; red fir | |||
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Douglas fir; Douglas spruce; Douglas tree | |||
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Douglas fir | |||
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puget sound pine | |||
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Douglas fir |
花 旗 松 : 6 phrases in 3 subjects |
Biology | 4 |
General | 1 |
Pharmacology | 1 |