trade
英 [treɪd]
美[tred]
	    - n. 贸易,交易;行业;职业
 - vi. 交易,买卖;以物易物
 - vt. 用…进行交换
 
英英释意
- 1. the commercial exchange (buying and selling on domestic or international markets) of goods and services;
 - "Venice was an important center of trade with the East"
 - "they are accused of conspiring to constrain trade"
 
- 2. people who perform a particular kind of skilled work;
 - "he represented the craft of brewers"
 - "as they say in the trade"
 
- 3. an equal exchange;
 - "we had no money so we had to live by barter"
 
- 4. the skilled practice of a practical occupation;
 - "he learned his trade as an apprentice"
 
- 5. a particular instance of buying or selling;
 - "it was a package deal"
 - "I had no further trade with him"
 - "he's a master of the business deal"
 
- 6. the business given to a commercial establishment by its customers;
 - "even before noon there was a considerable patronage"
 
- 7. steady winds blowing from east to west above and below the equator;
 - "they rode the trade winds going west"