scavenged
v.
（动物）以（垃圾、腐肉）为食( scavenge的过去式和过去分词 );
在（废弃物中）搜寻（食物、可用物品等）;
例句:
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Many are orphans, their parents killed as they scavenged for food.
很多人是孤儿，他们的父母在垃圾中找吃的时丢了性命。
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Starving prisoners...scavenged for potato peelings in the refuse containers.
来自B. Bettelheim
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Much of their furniture was scavenged from other people's garbage.
他们的家具许多都是从别人扔掉的东西中捡来的。
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She scavenged the garbage cans for food.
她翻动垃圾桶寻找食物.
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A...rookery, beneath which the bear had scavenged dead birds.
来自B. Lopez
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Mangy dogs scavenged in an enormous midden.
来自A. Carter