complaining 是 complain 的現在分詞complainKK [kəˋmplen] /kəˈmpleɪn/動詞1抱怨、發牢騷He complains about the weather every single morning.他每天早上都在抱怨天氣。2投訴、申訴較正式Several residents complained to the city council about the noise.好幾位居民向市議會投訴噪音問題。3訴說、主訴常與 of 連用The patient complained of severe chest pain last night.病人昨晚訴說胸口劇痛。