名词
中文翻译：Unknown
同义词：
['grimer', 'sniffer', 'critic', "nag例句：1. He's a grumbler who always complains about the weather.（他是个总是抱怨天气的抱怨者。）"]
例句：
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1. He's a grumbler who always complains about the weather.
他是个总是抱怨天气的抱怨者。
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2.The grumpy old man was the butt of everyone's jokes.
那个脾气暴躁的老人成了大家开玩笑的对象。
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3. She was a grumbler, always finding fault with everything around her.
她是个爱抱怨的人，总是对周围的一切挑剔。