Aug 20, 2012 - Explore Arinthorn Kumfoo's board "My hobby" on Pinterest. See more ideas about mickey mouse, mickey, disney. ... <看更多>

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const bird = { size: 'small', }; const mouse = { name: 'Mickey', small: true, };. A: mouse.bird.size is not valid; B: mouse[bird.size] is ... ... <看更多>