The finest vineyards are found on well-draining gravel, where quartz and flint pebbles lie over a subsoil of marl.是什么意思_The finest vineyards are found on well-draining gravel, where quartz and flint pebbles lie over a subsoil of marl.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句