Methods A comparison study was made between 50 patients wearing monocles and 50 patients wearing progressive multi-focal spectacles about their degree of phoria taken with Von Graefe test at the start of wearing the spectacles and 3, 6 months later.是什么意思_Methods A comparison study was made between 50 patients wearing monocles and 50 patients wearing progressive multi-focal spectacles about their degree of phoria taken with Von Graefe test at the start of wearing the spectacles and 3, 6 months later.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句