to trade

• 交易

to trade的用法和样例：

例句

1. Can I authorize my friend or-elative to trade?
   我可以请亲戚朋友代我操作券交易吗？
2. I refuse to deal with that firm any longer.
   我拒绝不再同那家公司交易。
3. His speculations in stocks led to his suicide.
   他在股票上做投机买卖致使他自杀。
4. The old trade in black ivory is on more.
   昔日非洲黑奴的买卖已不复存。