So set, before its echoes fade, The fleet foot on the sill of shade, And hold to the low lintel up The still-defended challenge-cup.是什么意思_So set, before its echoes fade, The fleet foot on the sill of shade, And hold to the low lintel up The still-defended challenge-cup.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句