开掘足 （digging leg）：由前足特化形成，足粗短，胫节扁宽，前缘有齿，适于在泥土中挖掘，如蝼蛄。
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... digging action 挖掘作用 digging leg 开掘足 ; 挖掘足 digging ladder 挖掘机链斗导架 ...
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digging leg
挖掘的腿
以上为机器翻译结果，长、整句建议使用 人工翻译 。
William had been sent home after being shot in the leg with shrapnel digging the trenches where Harry was later to serve.
BBC: Somerset - In Profile: Harry Patch
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