廣義相對論七級難度總解釋！ (General Relativity Explained in 7 Levels of Difficulty)

US /stʌf/

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UK /stʌf/

US /ˈæksɛs/

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UK /'ækses/

US /ˈmætɚ/

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UK /'mætə(r)/

US /stret/

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UK /streɪt/