| 单词 | bifocals |
| 释义 | bifocals (once / 157591 pages) n WORD FAMILY bifocals USAGE EXAMPLES"A pair of bifocals for watching the TV and reading glasses for using my Kindle. Reading is my mainstay now." BBC(Nov 21, 2016) Seniors are curled into wheelchairs; some lean heavily on canes; others are ramrod straight and wearing bifocals and sensible shoes. Washington Post(Sep 24, 2016) Its lenses have a darkened square area, as if the inset on a pair of bifocals had been taken from a pair of sunglasses. The Guardian(Sep 19, 2016) n eyeglasses having two focal lengths, one for near vision and the other for far vision Hyper eyeglasses, glasses, specs, spectacles optical instrument consisting of a frame that holds a pair of lenses for correcting defective vision |
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