词典释义：
双语例句
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My grandfather might be in his eighties but he is as tough as old boots.
我的祖父虽然已经八十多岁了，但他的身体依然硬朗。
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She's almost 90 but she's still as tough as old boots.
她都快90岁了，可是身体仍然很硬朗。