单词	myasthenia
释义	my·as·the·ni·a (mī′əs-thēnē-ə) n. 1. Abnormal muscular weakness or fatigue. 2. Myasthenia gravis. my′as·thenic (-thĕnĭk) adj.
随便看	slopwork slosh sloshed sloshy bytownite by turns by virtue of byway by way of by weight byword by-word by-your-leave Byzantine Byzantine Empire Byzantium Bé Béarn béarnaise sauce béchamel sauce Béla Béla Blaskó. Béziers bêche-de-mer Bêche-de-Mer

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