If you're not doing heavy up-front development or committing to years of maintenance on each feature, you can easily try out different things.
只要你没有进行大批量的前期开发，或是承诺在特性上维护多年，你就能随意尝试不同的东西。
If your website is content-heavy and is updated frequently (e.g. a blog or news site), having an RSS feed will be a necessary site feature for keeping your users up-to-date with fresh content.
——如果你的网页内容很多，而且更新非常快（比如：博客或者新闻网站），提供RSS订阅将保证你的读者能第一时间收到你更新的消息和内容。
The fiber types are defined by which "myosin heavy chains" (MHCs) they contain and by their metabolic capacity, a feature largely determined by the number of energy-producing mitochondria they house.
纤维类型取决于它们所含的肌球蛋白重链和它们的代谢能力，其所含产能线粒体的数量大大决定了其特征。
应用推荐