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传统煮鸡蛋的方法有两种：在 100 摄氏度的沸水中硬煮，但这会导致蛋黄完全凝固；通过真空低温烹调，在 60 到 70 摄氏度下慢慢炖煮一小时，但这会让蛋白不够熟。科学家现在报告了一种被称为“周期性烹饪”的新方法。它不仅让每一颗煮鸡蛋都能达到完美的均匀熟度，还能提升其营养成分。科学家利用计算流体动力学软件模拟出了这种全新的煮蛋过程：将鸡蛋在 100 摄氏度的沸水和 30 摄氏度的冷水中交替浸泡，每两分钟转移一次，总共持续 32 分钟。在这段时间里，蛋白逐渐变得细腻而富有弹性，蛋黄则保持了奶油般的柔软质感。经过处理后蛋黄中的多酚含量显著增加，这是一种被认为对健康非常有益的微量营养素。 Guardian：Scientists crack what they say is the perfect way to boil an egg 科技日报：如何煮出熟度均匀的鸡蛋？
传统煮鸡蛋的方法有两种：在 100 摄氏度的沸水中硬煮，但这会导致蛋黄完全凝固；通过真空低温烹调，在 60 到 70 摄氏度下慢慢炖煮一小时，但这会让蛋白不够熟。科学家现在报告了一种被称为“周期性烹饪”的新方法。它不仅让每一颗煮鸡蛋都能达到完美的均匀熟度，还能提升其营养成分。科学家利用计算流体动力学软件模拟出了这种全新的煮蛋过程：将鸡蛋在 100 摄氏度的沸水和 30 摄氏度的冷水中交替浸泡，每两分钟转移一次，总共持续 32 分钟。在这段时间里，蛋白逐渐变得细腻而富有弹性，蛋黄则保持了奶油般的柔软质感。经过处理后蛋黄中的多酚含量显著增加，这是一种被认为对健康非常有益的微量营养素。 Guardian：Scientists crack what they say is the perfect way to boil an egg 科技日报：如何煮出熟度均匀的鸡蛋？
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Pinterest (PINS) closed at $71.75 in the latest trading session, marking a -0.18% move from the prior day. This change lagged the S&P 500's daily gain of 0.1%. Meanwhile, the Dow gained 0.9%, and the Nasdaq, a tech-heavy index, lost 0.59%.
Heading into today, shares of the digital pinboard and shopping tool company had lost 17.41% over the past month, lagging the Computer and Technology sector's loss of 5.38% and the S&P 500's gain of 0.71% in that time.
Investors will be hoping for strength from PINS as it approaches its next earnings release. The company is expected to report EPS of $0.07, up 170% from the prior-year quarter. Our most recent consensus estimate is calling for quarterly revenue of $467.87 million, up 72.05% from the year-ago period.
