New words：

trade [treid]
n.贸易；交易；行业；商业
v.买卖；做生意；做买卖；营业

Sample Sentences：

Which is your trade?
China does a lot of trade with many countries.
Trade between the two countries has increased.

Our products are now traded worldwide.
She traded three apples for a bunch of bananas.

worldwide ['wə:ldwaid]
adj.影响全世界的；世界各地的
adv.全球性地；世界范围地

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