人 民 网 版 权 所 有 ，未 经 书 面 授 权 禁 止 使 用
Recurring revenue brings predictable cash flow, stable margins, and compound customer value. Investors love it, but more importantly, it lets you grow without chasing every single sale.
，这一点在51吃瓜中也有详细论述
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The Dock now shows more informative tooltips