There was no concept of cat food two or three years ago, but now its like the shelves are full and there is a big inventory of quality food products, " he said."

两、三年前没有猫粮的概念，但是现在充满了货架而且食物产品有一个很大的库存量。”他说道。

youdao

Part of the concept of the "Green Olympics" is to improve air quality in the Beijing area. Given the level of economic activity, traffic, and the pace of economic growth, this is a big challenge.

改善北京地区的空气质量是“绿色奥运”的重要组成部分，在目前的经济、交通以及经济增长的水平下，这将是一个巨大的挑战。

youdao

Part of the concept of the "Green Olympics" is to improve air quality in the Beijing area. Given the level of economic activity, traffic, and the pace of economic growth, this is a big challenge.

改善北京地区的空气质量是“绿色奥运”的重要组成部分，在目前的经济、交通以及经济增长的水平下，这将是一个巨大的挑战。

youdao