A manner of speaking in which declarative sentences are uttered with rising intonation at the end, as if they were questions.
升调话语（指在陈述句末尾用升调说话）
Example sentencesExamples
She wanted the user to experience first hand the tentative unassertive nature of uptalk.
Although I haven't checked this systematically, I've listened to quite a few of the president's speeches, and the long stretches of uptalk in this speech strikes me as a very unusual pattern for him.
Definition of uptalk in US English:
uptalk
nounˈəpˌtôk
A manner of speaking in which declarative sentences are uttered with rising intonation at the end, as if they were questions.
升调话语（指在陈述句末尾用升调说话）
Example sentencesExamples
Although I haven't checked this systematically, I've listened to quite a few of the president's speeches, and the long stretches of uptalk in this speech strikes me as a very unusual pattern for him.
She wanted the user to experience first hand the tentative unassertive nature of uptalk.