And here is a mill, and there is a river: Each a glimpse and gone forever!
这边一座磨坊，那边一条河：都只看上一眼，便永远从眼前掠过！
— Robert Louis Stevenson · A Child's Garden of Verses · From a Railway Carriage —
键盘照着敲一遍，更容易记住。
不用找输入框，直接敲键盘。