您要查找的是不是：
- As the two moons gravitationally attract, they approach each other and, every few years, actually pass and trade orbits. 由于两颗卫星之间的引力吸引，它们彼此接近，而且每隔几年，它们就会超过对方并交换轨道。
- All its stock in trade is glossy paper backs. 该店的全部现货是光面的平装书。
- My deskmate wanted to trade his pen for my book. 我的同桌想用他的钢笔换我这本书。
- Oil share show modest gain over the week's trading. 石油股票价在上星期的交易中略有上升。
- The old trade in black ivory is on more. 昔日非洲黑奴的买卖已不复存。
- The trade is clogged with restrictions. 贸易因诸多限制而受阻。
- Trading on the Stock Exchange was light today. 证券交易所今日交投平平。
- He is in the secondhand car trade. 他是从事二手车买卖的。
- There has been some shrinkage in our export trade. 我们的出口贸易量已有些减少。
- The new tariffs have put a stranglehold on trade. 新的关税制对开展贸易极为不利。
- The politician cops out on the issue of free trade. 那政客对自由贸易的问题只是一味逃避。
- Britain concluded a trade agreement with China. 英国和中国签署了贸易协定。
- Trading was brisk on the Stock Exchangetoday. 今日证券交易所交投活跃。
- They are engaged in interior trade. 他们从事国内贸易。
- He has never belonged to a trade union. 他从未加入过工会。
- China does a lot of trade with many countries. 中国和许多国家进行多方面贸易。
- It is not good to trade on another's ignorance. 利用他人的无知是不应该的。
- The bad trading figures do not bode well. 这些交易数额欠佳，预示公司前景不妙。
- Trouble is brewing in the trade unions. 工会正酝酿著闹事。
- Words are the tools of his trade. 言语是他那一行必不可少的工具。
