“point of frog”的概念、定义、翻译、参考文献-科学参考

单词	point of frog
释义	point of frog [`pȯint ǝv `frȯg] ^{CIVIL ENGINEERING} The place of intersection of the gage lines of the main track and a turnout.
随便看	Scitamineae Sciuridae Sciuromorpha sclera Scleractinia Scleraxonia sclereid sclerema neonatorum sclerenchyma scleriasis sclerite scleroblast scleroblastema sclerocaulous sclerochore Sclerodactylidae scleroderma sclerodermatous Sclerogibbidae sclerometer sclerophyllous scleroprotein scleroscope scleroscope hardness test scleroseptum

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