此外，新机还将带来行业独有的 200mm+400mm 双定焦增距镜头组合，其中 400mm 焦段或将成为手机增距摄影的终极解决方案。
For implementers, this promise-heavy design constrains optimization opportunities. The spec mandates specific promise resolution ordering, making it difficult to batch operations or skip unnecessary async boundaries without risking subtle compliance failures. There are many hidden internal optimizations that implementers do make but these can be complicated and difficult to get right.，这一点在快连下载安装中也有详细论述
Pornhub is now restricting access for UK users - will other sites follow suit?，推荐阅读搜狗输入法2026获取更多信息
public companion object {