Falters
v. （嗓音）顫抖( falter的第三人稱單數 ); 支吾其詞; 蹣跚; 搖晃
??? 情景例句
Does this come with a certificate of authenticity?
這有鑒定證明嗎？
That's bullshit!
聽你在放屁！
The door is opened by his son, Gary.
開門的是他的兒子加里。