“niche”概念、定义、翻译-科学时代

单词	niche
释义	林业词汇手册 niche 小生境，生态位
随便看	strain strain strain strain strain strain strain strain strain strain strain strain accumulation strain accumulation strain-age crack strain ageing strain-aging strain amplitude strain amplitude strain analysis strain analysis strain anisotropy strain annealing strain birefringence strain centre strain component

科学时代收录了1160609条科普词条，基本涵盖了常见科普常识及英语词汇的翻译，是科学学习和研究的有利工具。