题目内容
n. a solid substance that conducts electricity in particular conditions, better than insulators but not as well as conductors
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n. a way of dealing with or improving an unpleasant or difficult situation; a treatment or medicine to cure a disease or reduce pain that is not very serious
a. fully grown and ready to be eaten; ready or suitable for sth. to happen
vi.to give a loud high shout, for example when you are excited, frightened or in pain
a. enough for a particular purpose; as much as you need
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