LECA lightweight grass paving block slope surface will give the grass a good place to plant and keep the green surface for soft to viewing.It also retains the soil in saturation.是什么意思_LECA lightweight grass paving block slope surface will give the grass a good place to plant and keep the green surface for soft to viewing.It also retains the soil in saturation.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句