For other projects, you may need to estimate the size of requirements that you plan to build over several iterations, or which you can commit to the overall product release ab initio.

而对于其它项目，您可能需要对将要嵌入的多次迭代，或者从一开始您就要负责的整个产品发布中的需求大小进行评估。

youdao

On February 13, Assembly member Bill Quirk (D-Hayward), a freshman state lawmaker elected in November 2012, introduced a bill ( AB 284) that requires the state to plan for carbon reductions through 2050.

FORBES: How Will California Slash Greenhouse Gas Emissions 80% By 2050?