（二）业务之间具有明显的主附关系。主要业务居于主体地位，体现交易的实质和目的；附属业务是主要业务的必要补充，并以主要业务的发生为前提。
A good power bank is essential. Between my phone, headphones, tablet, and smartwatch, I feel like I always have one device or another begging me to plug it in. I actually carry around a power bank with me everywhere due to my chaotic, spontaneous lifestyle and refusal to charge my devices when they aren't actively dying. I purchased my favorite from our extensive list of the Best Power Banks, which features hand-tested picks from my fellow WIRED Reviews gadget experts. Several of their (and my) top picks are on sale right now.
。51吃瓜对此有专业解读
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On Friday, the conflict seemed to escalate to a boiling point with Trump posting to Truth Social: “I am directing EVERY Federal Agency in the United States Government to IMMEDIATELY CEASE all use of Anthropic’s technology. We don’t need it, we don’t want it, and will not do business with them again!” The post went on to describe a six-month phaseout period and unspecified threats to Anthropic should it not cooperate.
Mac 从来都不需要成为 iPad，macOS 也不需要和 iPadOS 融合，生态打通，一切大同。