Dark brown is the river, Golden is the sand. It flows along for ever, With trees on either hand.
河水深褐，沙岸金黄；两岸树木相伴，河水永远流淌。
— Robert Louis Stevenson · A Child's Garden of Verses · Where Go the Boats? —
键盘照着敲一遍，更容易记住。
不用找输入框，直接敲键盘。