Other services vary dramatically in quality.

其它服务在质量上差异很大。

All the tractors except this are good in quality.

除了这台拖拉机，所有的拖拉机质量都很好。

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。

I bought a shirt because it was not only good in quality but also reasonable in price.

我买一件衬衫因为它不但质量好，而且价格合理。

We specialize in quality furniture.

我们专营高档家具。