window.innerWidth / window.innerHeight 是长宽比，保证画面不变形。
In practice, (and yes, there are always exceptions to be found) BYOB is rarely used to any measurable benefit. The API is substantially more complex than default reads, requiring a separate reader type (ReadableStreamBYOBReader) and other specialized classes (e.g. ReadableStreamBYOBRequest), careful buffer lifecycle management, and understanding of ArrayBuffer detachment semantics. When you pass a buffer to a BYOB read, the buffer becomes detached — transferred to the stream — and you get back a different view over potentially different memory. This transfer-based model is error-prone and confusing:
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近日，Spotify 和最会搞事情的罐装水品牌 Liquid Death 强强联手，整出了一个很 Next Level 的硬件：
对中国文化的热爱，正转化为实实在在的消费选择。在线旅游平台数据显示，2025年入境消费中，非遗工坊、民俗演艺等沉浸式游玩项目预订量同比提升300%。今年春节假期，使用非中国护照预订国内航班的数量同比增长近三成。到中国寻年味、赏年俗，成为不少外国人的新风尚。
當唐納德·特朗普（Donald Trump，川普）於週二（2月24日）晚間發表國情咨文演說時，預料他將強調自己重返白宮第一年的政策成就。