One way to hold this word: eyes whose focus lands a long way off. Whatever is far away comes in sharp; whatever is close is a blur. Hold that picture and both uses follow — one is about actual eyes, and one swaps the eyes for the mind.
far-sighted 可以想成一雙焦點落在很遠的地方的眼睛。遠處的東西清清楚楚，近處的反而糊成一片。抓住這個畫面，兩種用法就一起有了：一種真的在講眼睛，另一種把眼睛換成腦袋。
登入就可以看每一支怎麼連回核心畫面。