1、collection

(一批)收藏品，收集物

Robert's collection of prints and paintings has been bought over the years.

這些年來，羅伯特逐漸收藏了一批版畫和繪畫作品。

The Art Gallery of Ontario has the world's largest collection of sculptures by Henry Moore.

安大略美術館是世界上收藏亨利·摩爾雕塑作品最多的美術館。

(故事、詩歌或文章的)集子，作品集

Two years ago he published a collection of short stories called 'Facing The Music'.

兩年前，他出版了短篇小說集《勇敢面對》。

The Brookings Institution has assembled a collection of essays from foreign affairs experts.

布魯金斯研究所將一批外交專家撰寫的文章結集出版。

收集;采集

Money can be sent to any one of 22,000 agents worldwide for collection.

可以把錢匯給分布在世界各地的22,000名籌款代理人中的任何一位。

computer systems to speed up collection of information.

加速信息收集的計算機系統

2、come down

(成本、水平或數量)下降，降低

Interest rates should come down.

利率應該降低。

If you buy three bottles, the bottle price comes down to 2.42 pounds.

如果買3瓶，價格會便宜一些，每瓶2.42英鎊。

落下;降落

The cold rain came down.

下起了冰冷的雨。

The curtain came down after the first act.

第一幕過后，幕布落了下來。