此外，根据OECD的预测，中国早已形成快速增长之势的城镇人口将在2030年时再增加3亿 — — 增量相当于当前美国总人口。
Moreover, according to OECD projections, China’s already burgeoning urban population should expand by more than 300 million by 2030 – an increment almost equal to the current population of the United States.