splutter

1. V-T/V-I If someone splutters, they make short sounds and have difficulty speaking clearly, for example because they are embarrassed or angry. (因尲尬或憤怒而) 結結巴巴地說; 結結巴巴地說話

"But it cannot be," he spluttered. “但那不可能，”他結結巴巴地說。

2. V-I If something splutters, it makes a series of short, sharp sounds. 發劈啪聲

Suddenly the engine coughed, spluttered, and died. 突然發動機撲哧撲哧、劈啪作響，然後熄火了。