1.convertible adj.可兑换的
【商务用语】convertible note 可兑换纸币
convertible bond 可兑换的债券
convertible credit 自由外汇贷款
convertible foreign exchange 现汇
2.cook vt.虚报；伪造
【商务用语】cook the accounts 篡改账目
cook the books 造假账
【例句】The accountants who were paid to cook the firm books are disreputable.
这些会计师因篡改公司的账册而声名狼藉。
3.cooperate vi.合作，协作
【例句】When buyers cooperates, they can make large wholesale purchases at a discount.
如果购买者联合起来，他们可以打折买大批的商品。
4.cooperative adj.合作的，协力的 n.合作社，合作团体
【商务用语】consumer cooperative 消费合作社
credit cooperative 信用合作社
insurance cooperative保险合作社
marketing cooperative供销合作社
5.corner vt.垄断 vi.囤积
【商务用语】corner the market 囤积居奇，垄断市场
【例句】This firm has cornered the wheat market.