Retaining wall
n. 拥壁，挡土墙，护岸
📖 牛津释义
retaining wall
wall built to support a mass of earth or to confine water 挡土墙; 挡水墙; 拥壁.
🧩 词语组成解析
n. 保留, 保持, 维持防护\\nv. 保持( retain的现在分词 ); 拦住; 保存; 止住
🗣️ 情景例句
Marketing promotion.
市场推广。
I worked at the factory this afternoon.
我今天下午在工厂工作。
Over the periods their saliva, a mild, digestive juice like our own, was converted into a poison that defies analysis even today.
蛇的唾液本来和我们人的消化液一样柔和，但经过漫长的时间，演变成了今天仍无法分析清楚的毒液。