“spruce”的概念、定义、翻译、参考文献-科学参考

单词	spruce
释义	spruce Encyclopedia 农学〔用材树种〕释 spruce云杉松科（Pinaceae）云杉属常绿针叶乔木。理学裸子植物释 spruce云杉属裸子植物松目松科的一属。
随便看	inverted population inverted pyramid of biomass inverted region inverted repeat inverted sentence inverted siphon inverted siphon water measurement inverted spectral term inverted state of particle number inverted U hypothesis inverted u-shaped development theory inverted words invertendo inverter invertibility invertibility condition invertibility property invertible invertible counterpoint invertible diffusion process invertible element invertible finite automaton invertible fractional ideal invertible function invertible ideal

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