n.沉重；沉闷；笨拙；迟钝；忧伤

The heaviness of the rain made it difficult to see out the window.
大雨的沉重使得窗外看不清楚。
She felt a sense of heaviness in her chest after hearing the sad news.
在听到这个悲伤的消息后，她感到胸中有一种沉重感。
He was weighed down by the heaviness of his backpack.
他的背包太重了，使他感到很吃力。
The atmosphere in the room was thick with heaviness and tension.
房间里的气氛充满了沉重和紧张。
The heaviness of the situation was starting to weigh on him.
形势的严重性开始对他产生压力。
Her heart was filled with a deep sense of heaviness and sorrow.
她的心里充满了深深的沉重和悲痛。
The heaviness of his responsibilities made it hard for him to sleep at night.
他身上的责任之重让他晚上难以入睡。
His eyes were heavy with the weariness of a long day's work.
他疲惫的眼睛里充满了长时间工作的沉重。
The heaviness of the air made it hard to breathe.
空气的沉重使得呼吸困难。
The weight of the world seemed to rest on his shoulders, causing him to feel its heaviness.
世界的重量似乎压在他的肩上，使他感到它的沉重。