剑桥词典 heaviness noun [U] (WEIGHING A LOT) the quality of weighing a lot 重，沉重 heaviness noun [U] (TO A GREAT DEGREE) the quality of being done or happening to a great degree 嚴重性 We were delayed by the heaviness of the traffic . 我們被擁堵的交通耽誤了。 返回 heaviness