As its name suggests, this specification also provides an alternative to JCA work management.
顾名思义，这个规范还提供了JCA工作管理的一个替代。
2
It provides task management capabilities and can be used as an alternative to the conventional GNOME panel.
它提供任务管理功能，可以用来取代传统的GNOME面板。
3
I've been looking for a job in project management for the past several months, after taking "early retirement" as an alternative to getting laid off, although I can't afford to retire yet.