bartering造句

They have been bartering wheat for cotton and timber.
他们一直用小麦交换棉花和木材。

Parliament would be touchy about bartering British soil for ships.
用英国国土换取舰只,议会感到为难.

Both have separate systems of credits that make bartering easier.
他们具有单独的积分系统,使易货更简便.

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