1 sentence for 批量 (pī​liàng — batch)

1. 当你批量购买，每单位的成本较低。

   dāng nǐ pī​liàng​gòu​mǎi, měi dān​wèi de chéng​běn jiào dī.

   When you buy in bulk, the cost per unit is lower.

   Source: CCMatrix