bifocal

英汉释义

• adj.

  1.【物】双焦点的

  2.(望远镜等)远近两用的

  3.有二重观点的

• n.

  1.双光眼镜,远近视两用眼镜;双焦点透镜

英英释义

• adj.

  1.describes lenses with sections that have different focal lengths, especially in glasses for near and distant vision

• np.

  1.a pair of glasses with bifocal lenses