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Pronunciation Guide
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Listen to native speakers pronounce “khalili” in real conversational contexts with synchronized timestamps and subtitles.
My name is Jim Al-Khalili and I'm Emeritus Professor of Physics at the University of Surrey. My book is called 'On Time', the physics that makes the universe tick. If you look up theproblem of time online, there will be various definitions of what is regarded as the problem of time. I like to lay out four different distinct problems. One is whether time flows. The second,