要理解近期 SaaS 股票的大幅波动，首先需要了解 SaaS 的商业模式。
British Airways’ owner, International Airlines Group, has announced a sharp rise in annual profits to almost £4bn despite a slight fall in passenger numbers in 2025.
。Line官方版本下载是该领域的重要参考
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Object.defineProperty() — MDN Web Docs