“Douglas-fir”的概念、定义、翻译、参考文献-科学参考

单词	Douglas-fir
释义	Douglas-fir [¦dǝg·lǝs `fǝr] ^BOTANY Pseudotsuga menziesii. A large coniferous tree in the order Pinales; cones are characterized by bracts extending beyond the scales. Also known as red fir.
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