“polarized plug”的概念、定义、翻译、参考文献-科学参考

单词	polarized plug
释义	polarized plug [`pō·lǝ´rīzd `plǝg] ^ELECTRICITY A plug that can be inserted in its receptacle only when in a predetermined position.
随便看	Phractolaemidae phragmacone Phragmobasidiomycetes phragmocone phragmoid phragmoplast phragmosome Phragmosporae phrase name phreatic phreatic cycle phreatic gas phreatic surface phreatic water phreatic-water discharge phreatic zone Phreatoicidae Phreatoicoidea phreatomagmatic phreatophyte phrenectomy phrenic nerve phrynoderma Phrynophiurida pH standard

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