spasmodic
adjective uk/spæzˈmɒd.ɪk/ us/spæzˈmɑː.dɪk/
一阵阵的，间歇性的
happening suddenly for short periods of time and not in a regular way
He made spasmodic attempts to clean up the house. 他会时不时来了兴致后便打扫一下屋子。
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