bulk out
phrasal verbbulk something out/up
- to make something bigger, thicker or heavier
使加大（或加厚、加重） - Sausages often have bread in them to bulk them out.
香肠中通常含有面包以增加体积。 - He acquired another small airline and bulked up operations.
他收购了另一家小型航空公司并扩大了业务。
- Sausages often have bread in them to bulk them out.