您需要注册一个博客服务或软件，可以让您创建和发布博客。
You will need to sign up for a blogging service or have software that will allow you to create and publish blogs.
实例之一是服务或软件首先提供免费试用，然后将免费用户转化为支付费用的顾客。
The first instance is the service or software that offers a free trial and then converts users into paying customers.
相反，图应该表示从一个活动传递到另一个活动的任何类型事物：不论它是报表、零部件、已完货物、设计、服务、硬件、软件——或数据。
Instead, the diagram should represent any kind of thing that passes from one activity to another: whether it be orders, parts, finished goods, designs, services, hardware, software — or data.
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