trading是什么意思

A tax on upstream carbon sources is one easy way to put a price on carbon emissions, although some countries may wish to use other methods, such as emissions trading schemes.

2017年6月六级真题（第一套）阅读 Section B

He was probably stationed in this provincial trading port, founded in 46 BC, as a colony for veterans of the Roman Army.

2019年6月六级真题（第二套）听力 Section B

Just earlier this year, the European Parliament voted in favor of legislation that would stop grocery giants from unfair trading practices that result in overproduction, thus creating waste.

2017年12月六级真题（第一套）听力 Section A

At its best, the European project is remarkably liberal: built around a single market of 27 rich and poor countries, its internal borders are far more open to goods, capital and labour than any comparable trading area.

2011年考研真题（英语二）阅读理解 Section Ⅱ

In addition, new digital technologies have allowed more rapid trading of equities, quicker use of information, and thus shortens attention spans in financial markers.

2019年考研真题（英语一）阅读理解 Section Ⅱ

It remains the world's largest trading block.

2011年考研真题（英语二）阅读理解 Section Ⅱ