上等的

We lunched in a fashionable restaurant.

我们在一家饭店吃午餐。

The whole shipment of cattle made the grade as prime beef.

这批牛全部达到了牛肉标准。

The carpentry is excellent.

这木工是。

It was a party flowing with the best champagne.

那是一次人们可痛饮香槟宴会。

Finally, this paper states the epurate principle , the focalpoint and the marketing of photocatalyst.

就光触媒净化机理,技以及光触媒产品在国内市场现状问题进行了阐述。