词汇“bifocal”的意思、用法、释义、翻译、读音、例句、短语、词组-国际大辞典

单词	bifocal
释义	bifocalbifocal[baiˈfəukəl]adj.1.■【物】双焦点的2.■(眼镜片、望远镜等)远近两用的3.■有二重观点的a bifocal view双重观点词性变化bifocal[baiˈfəukəl]n.1.■[pl. ] 双光眼镜; 双焦点透镜; 双筒望远镜玻璃
随便看	standard thread standard three blade propeller standard timing standard tooth standard tooth form standard tower standard track standard track layout at intermediate stations standardtrajectory standard transverse-test core standard tree standard trickling filter standard type standard unit rate standard value standard visibility standard volume indicator standard watch chip standard wave length standard week Standard Western Automatic computer B standard white body standard white plaque standard white pulse standard white surface

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