sandbag

音標(biāo)發(fā)音

But allow me to pause for a moment and throw another sandbag on the levee of those trying to resist this tide.
但請容許我暫停片刻，在試圖抵擋這股潮流的堤壩上再添一個沙袋。
8Illinois, USA: A woman stands on a pile of sandbags as others help her sandbag her flooded home in Olive Branch Photograph: Jeff Roberson/AP
12美國伊利諾州（Illinois USA）：奧利夫布蘭奇一婦女正站在一堆沙袋上，旁邊是幾位幫著她用沙袋堵住洪水淹沒家園的人。
Commuters hurried along the sidewalk toward the entrance, passing a war-zone-like vision of a guard hunkered behind a sandbag bunker, his gun pointing outward.
人們朝著入口沿著人行道快速通過，像是在戰(zhàn)區(qū)有守在沙袋后的衛(wèi)兵盯著他們一樣。

The Fed's sandbag strategy will help ward off disaster, but it won't shore up a sagging economy.
ECONOMIST: Credit crunch
Crews scrambled to patch trouble spots and build a second sandbag wall to catch any water weaseling through.
NPR: More Rain Expected For Already Swollen Rivers
"The water is continuing to rise but it is our full hope and expectation that these walls will hold, " Nixon said of the sandbag levees.
NPR: Crests Approaching In Several Towns In Midwest

A sandbag is a cloth bag filled with sand. Sandbags are usually used to build walls for protection against floods or explosions.
To sandbag something means to protect or strengthen it using sandbags.