ECC 的施工成本比标准混凝土高得多，所以从经济上讲你们的建议可能不合理。
Construction costs for ECC are much higher than for standard concrete, so your proposal is probably not justifiable on economic grounds.
但是几位中国女性确实达到了经济上和职业上的成功巅峰，至少从下面这个标准看的确是这样的：她们已经跻身进入了亿万富豪俱乐部。
But a handful of Chinese women have indeed reached the pinnacle of financial and professional success by at least one measure: they have made it into billionaires club.
食物安全被定义为：在任何时刻，所有人在物质上和经济上都有能力获得足够的食物来满足他们的饮食需要，达到有生产能力的、健康的生活标准。
Food security is defined as the point when all people at all times have both physical and economic access to sufficient food to meet their dietary needs for a productive and healthy life.
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