bifocal glass

基本解釋

• [經(jīng)濟(jì)學(xué)]雙焦玻璃

英漢例句

雙語(yǔ)例句

• He also made the first pair of bifocal glasses and invented a musician instrument called the glass harmonica and a stepladder chair.
  他還制造了世界上第一副雙光眼鏡，發(fā)明了一種叫玻璃琴的樂器和活動(dòng)梯子。
  blog.sina.com.cn
• He also made the first pair of bifocal glassed and invented a musical instrument called the glass harmonica and the stepladder chair.
  他還制作出了世界上第一幅雙光眼鏡，發(fā)明了玻璃碗琴和活梯。
  blog.sina.com.cn

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專業(yè)釋義

經(jīng)濟(jì)學(xué)

• 雙焦玻璃