economic effects的用法和樣例：
例句
- Gap analysis provides a norm to evaluate economic performances.
缺口分析為評估經(jīng)濟成效提供了一個(gè)標準。 - It will take some time for our investment in infrastructure and the various tax concessions we have made to produce a visible economic benefit.
我們的基建投資和各項減稅措施都需要一段時(shí)間，才會(huì )有明顯的經(jīng)濟成效。
