“need”的概念、定义、翻译、参考文献-科学参考

单词	need
释义	need [nēd] ^PSYCHOLOGY An acquired or physiological lack or deficit within the individual.
随便看	simple data structure simple dike simple elongation simple engine simple fruit simple function simple gland simple goiter simple group simple harmonic current simple harmonic electromotive force simple harmonic motion simple hypothesis simple integral simple lattice simple leaf simple lens simple machine simple metal simple microscope simple order simple ore simple oscillator simple path simple pendulum

科学参考收录了103327条科技类词条，基本涵盖了常见科技类参考文献及英语词汇的翻译，是科学学习和研究的有利工具。