[ 第三人称单数 gnaws 现在分词 gnawing 过去式 gnawed 过去分词 gnawed ]
V-T/V-I If people or animals gnaw something or gnaw at it, they bite it repeatedly. 反复啮咬
Woodlice attack living plants and gnaw at the stems.
木虱会侵袭活体植物并不停地啮咬它们的茎。
V-I If a feeling or thought gnaws at you, it causes you to keep worrying. 困扰 [书面]
...the nagging disquiet that had gnawed at him for days.
…困扰了他数日、令他不得安宁的忧虑。
It will also gnaw at Mr Summers, who leaves his job of repairing the economy unfinished.
它也会折磨萨默斯,因为他的经济修复工作尚未完成。
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