high quality

1.

The harmonica is of very high quality.

那个口琴质量很好。

2.

Their merchandise is of high quality.

他们的货物质量很好。

3.

It pay in the long run to buy goods of high quality.

终究还是买高质量的物品值得。

4.

After five years of hard work they presented a high quality textbook, which consisted of six levels from grade 4 to grade 9.

经过五年的艰苦工作，他们完成了一套高质量的教材。该书分为六级，从小学4年级到初中3年级。

5.

I'm used to high quality and won't take second-best.

我用惯高质量的东西，差一点儿的都不行。