通过现场摆放的3D打印仪器制作以咖啡渣制作咖啡杯等产品，启迪观众对可持续设计的想象。
tōngguò xiànchǎng bǎifàng de dǎyìn yíqì zhìzuò yǐ kāfēizhā zhìzuò kāfēibēi děng chǎnpǐn ，qǐdí guānzhòng duì kěchíxù shèjì de xiǎngxiàng 。
The production of coffee cups and other products with coffee grounds through 3D printing equipment placed on the scene inspires the audience's imagination of sustainable design.