沙袋 (shā dài) — (noun) sandbag (for flood control or military defense); (noun) punching bag, training bag (for boxing or martial arts)

Definition

Examples

• 工人们把沙袋堆在河边防止洪水。
  Gōng rén men bǎ shā dài duī zài hé biān fáng zhǐ hóng shuǐ.
  The workers piled sandbags by the river to prevent flooding.
• 他每天对着沙袋练习拳击。
  Tā měi tiān duì zhe shā dài liàn xí quán jī.
  He practices boxing against the punching bag every day.
• 士兵们用沙袋构筑了临时掩体。
  Shì bīng men yòng shā dài gòu zhù le lín shí yǎn tǐ.
  The soldiers used sandbags to build a temporary shelter.