家里接电话允许用户浏览，搜索，比较和保存他们喜欢的手机型号和更高的比较和订购配件。
The Phone House allows users to browse, search, compare and save their favourite mobile phone models and accessories for later comparison and ordering.
上述系统的开销主要来自两方面：其一是每个检查点的比较和保存开销，其二是因故障而引起的卷回。
The overhead of such systems comes from two aspects: comparing and saving operations at each checkpoint, and the rollbacks caused by faults.
EMFT中的一些技术包括：一般地搜索、比较和把EMF模型保存到数据库中的功能。
Some example technologies found in EMFT include the ability to generically search, compare, and persist EMF models to a database.
应用推荐