Read Edit View history 木卫一 Mùwèi Yī Io Origin Definitions Defs Strokes Stroke Words Sentences Sents Senses Add sense 木卫一/ 木衛一 Mùwèi Yī Io noun · Io (moon of Jupiter), also known as Jupiter I 木卫一上有很多活跃的火山。 Edit Delete References Add reference No references for this word.