生活质量与物质生活密切相关。

Shēnghuó zhìliàng yǔ wùzhí shēnghuó mìqiè xiāngguān.

Quality of life is closely related to material well-being.

他们追求物质上的富裕。

Tāmen zhuīqiú wùzhí shàng de fùyù.

They pursue material wealth.

这种物质有毒。

Zhè zhǒng wùzhí yǒudú.

This substance is toxic.