bifocal的翻译，读音

例句

He also made the first pair of bifocal glasses and invented a musical instrument called the glass harmonica and the stepladder chair. 他还制造了世界上第一副双光眼镜，发明了一种乐器一一玻璃琴和活动梯凳。

Use bifocal or varifocal lenses may relieve asthenopia. 如改用双焦点或渐进多焦点镜片可能有助于减轻视疲劳. 。

Julia adjusted her invisible bifocal glasses and entered the classroom. 茱莉亚调整了一下自己的双光隐形眼镜。

This paper analyzes the monocular stereo vision algorithm based on bifocal imaging. 对单眼立体视觉的双焦成像算法进行了分析. 。

People who wear bifocal glasses know all about how the distorted view they get when looking downwards at the ground. 戴双焦眼镜的人知道往地下看的时候怎么是看到歪曲的景象。