Simple arithmetic reveals the stunning shortsightedness of this proposition .

简单的数学计算，就能揭示出这项主张的惊人短视。

What johnson meant was that with his shortsightedness he 'd have to creep along the ground on all fours to be able to see those things that it is necessary for a botanist to see .

约翰逊的意思是这样：以他的近视程度，他不得不四肢着地的趴在地上才可以看到那些对于植物学家来说必须要看到的东西。

At the harbin institute of technology , for example , shortsightedness is so common that eyeglass cleaning cloths are hung in public spaces across campus , from the canteen to libraries , for harried students to use to wipe their lenses clean .

比如在哈尔滨工业大学（harbininstituteoftechnology），由于学生普遍近视，从食堂到图书馆，校园内的公共场所到处可见悬挂着的擦镜布，这是为忙碌的学生清洁镜片而准备的。

Mr. greenspan joked that his decision to serve in the government for 20 years , despite being a staunch believer in capitalism , the free market and small government , was most likely the result of " shortsightedness . "

格林斯潘开玩笑说，他长达20年的政府任职生涯的决定（除去作为一个坚定的资本主义信仰者），自由市场以及廉价政府，都是最有可能造成“短见”的主要原因。