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Estimated Amortization Expense Relating to Existing Intangible Assets with Finite Lives (Detail) - Dec. 31, 2019
¥ in Millions, $ in Millions
CNY (¥)
USD ($)
Estimated amortization expense    
2020 ¥ 3,943 $ 566
2021 2,036 292
2022 1,044 150
2023 364 52
2024 ¥ 121 $ 17