For protection, of course. If something goes wrong on the project, you will be able to point out in the contract exactly what you are accountable for.

为什么要用合同，当然是为了保护自己。如果项目中出现错误，你可以明确地在合同中指出你的职责所在。

Of course, having cutting-edge technologies also meant that many times users were the "beta tester" for something that would be rolled out at a lower price later on.

当然，使用最前沿的技术，也意味着在很多情况下，用户成为新技术的测试者，这些新技术原本也许可以以更低的价格稍晚推出的。

From the dizzy heights of a cliff, the bounds achieved on the BMX course or the rush from jumping out of a plane, the varied terrain means there is always something for every tourist all year round.

从让人头晕的悬崖，到自行车越野赛的路段或者从飞机上的一跳，各种各样的地形，可以让每名游客一年四季都有可玩的东西。

For many, social media is something we dip in and out of throughout the course of a day; a quick five minutes on Facebook here, a couple of tweets there, a blog post whenever we can spare the time.

比方说，如果你在为你就职的公司管理社交媒体账户，这往往意味着你在通常朝九晚五的上班时间之外还应该多花上一些时间来管理这些信息平台。