bifocal
🇺🇸
/ˌbaɪˈfəʊkl/
🇬🇧
/ˌbaɪˈfəʊkl/
adjective
R
having two different focal points, especially in a lens for glasses
My grandmother uses bifocal glasses to read the newspaper and see the TV screen clearly.
私の祖母は新聞を読み、テレビ画面をはっきり見るために二重焦点の眼鏡を使っています。
translation
二焦点の