This radio is poor in quality; it broks down within less than a year of use.

这台收音机质量很差， 用了不到一年就坏了。

《新英汉大辞典》

Our customers reported that your products are very poor in quality.

我们的客户反映，你们的产品质量太差。

youdao

Our customers reported that your products are very poor in quality.

我们的顾客反映，你们的产品质量太低劣。

youdao

The conference centered on three main problems to getting and keeping girls in school: violence,poverty and poor quality education.

VOA: special.2010.05.20

Corn harvests remain small. The researchers say farming methods in Sub-Saharan Africa need to improve or else poor quality soil will increase rural poverty.

VOA: special.2009.07.28

At the week-long conference, participants are focusing on three primary roadblocks to getting and keeping girls in school: violence,poverty and the poor quality of education being offered.

VOA: standard.2010.05.19

The All Blacks next play England, who saw off Argentina 16-9 at Twickenham in a poor quality match in difficult conditions.

CNN: All Blacks battle past Italy in San Siro

Notoriously poor air quality in many of its cities is a legacy of China's fast development.

BBC: China leads on watershed protection investment

This immunity from the slings-and-arrows of poor power quality in the residential sector is unlikely to last long.

FORBES: Perfect Power: Clean Energy's Killer App