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Step 3: Refine with Detailed Shortcuts (Applying Secret Sauce #2):
"Another problem with today's robots is they rapidly run out of batteries," adds Jenny Read, programme director in robot dexterity at Aria, a technology funding agency. "Electric motors are terrible at that."
南方周末：我注意到你和几位参赛选手，比如王紫桐，关系都很好。你们既是朋友，又可以说是直接的竞争者，这样的关系在比赛中是怎样的一种状态？