sandbag revetment砂袋护坡
sandbag bunker沙袋掩体
sandbag structure沙袋结构
Sandbag Carry考验耐力的宙斯的惩罚
sandbag well砂袋井
Bibulous sandbag吸水沙包
leather sandbag皮沙垫
sandbag walling砂袋筑墙
sandbag stopping砂袋隔墙
N-COUNT（可数名词） A sandbag is a cloth bag filled with sand. Sandbags are usually used to build walls for protection against floods or explosions. 沙袋
V-T（及物动词） To sandbag something means to protect or strengthen it using sandbags. 给···堆沙袋
They sandbagged their homes to keep out floods.
他们给房屋堆沙袋以阻挡洪水。