3月1日，新势力陆续公布2月交付量。
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const stepName = currentStep.type === 'Command' ? currentStep.cmd.name || 'anonymous' : currentStep.type;
Michael Dell did it. The founders of Proof did it. Even our incubator prototypes products with Kickstarter campaigns. If customers pay before launch, demand is validated and you’re building what people want now.