沉重 + 的 + Noun
The adjective 沉重 (chénzhòng) means "heavy" in a physical sense, but it is also widely used to describe a somber, weighty emotional state. When describing feelings, 沉重 conveys gravity or heaviness of heart. For example, 沉重的心情 means "a heavy mood" or "a somber state of mind."
听到这个坏消息,他的心情非常沉重。
Tīng dào zhège huài xiāoxī, tā de xīnqíng fēicháng chénzhòng.
Upon hearing the bad news, he felt very heavy-hearted.
这个箱子太沉重了,我搬不动。
Zhège xiāngzi tài chénzhòng le, wǒ bān bù dòng.
This box is too heavy; I can't move it.
她迈着沉重的脚步走出了办公室。
Tā mài zhe chénzhòng de jiǎobù zǒu chū le bàngōngshì.
She walked out of the office with heavy steps.