跑出完美跑姿的祕訣 | 跑步教學 (How to Have Proper Running Form | Running)

US /bɪt/

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UK /bɪt/

US /hɛd/

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UK /hed/

US /wɚk/

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UK /wɜ:k/

US /fɔrm/

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UK /fɔ:m/