“concave down”的概念、定义、翻译、参考文献-科学参考

单词	concave down
释义	concave down Mathematics concave down向下凹的
随便看	phonodeik phonogram phonograph phonography phonolite phonological and calligraphical code phonological awareness phonological code phonological code, Pinyin coding phonological correspondence between ancient and modern phonological development phonological dyslexia phonological error phonological loop Phonological Mediation Hypothesis phonologization phonology of modern Standard Mandarin phonology of rhyme tables Phonology of the Central Plains phonometer phonon phonon absorption phonon-assisted transition phonon-assisted tunneling phonon drag

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