five-year planning model的用法和樣例：
例句
- This was encouraged by the launch this year of their new five-year economic plans, traditionally a time to starting big new projects.
這一情況受到了今年開始新的五年規劃的激勵，傳統上五年計劃開始意味著重大項目的上馬。 - Swedes would spend an extra year on planning and mapping, thinking of what could become a problem during the project and add the required manpower successively.
瑞典人將會多花一年規劃與劃定路線，預想整個計畫中可能的問題，並陸續增加所需的人力。
