价格差

jù dà de jià gé chā shì zhī chēng zhè zhǒng fēi fǎ mào yì de jī chǔ

巨大的价格差是支撑这种非法贸易的基础。

Large price differences are essential in sustaining this illegal business.

liǎng gè pǐn pái zhī jiān de jià gé chā bù dà

两个品牌之间的价格差不大。

There is not much difference in price between the two brands.