ascertain

🔗 释义中的汉语词

🧩 词形变化

💬 双语例句

1. To do that, we queried a Google Maps interface every ten minutes, 24 hours a day. With this real-time, crowd-sourced traffic data for each route previously under restriction, we were able to ascertain what happened to traffic flows after the policy was suspended.

   对研究者来说，这提供了一个黄金机会去衡量一项政策在实施前和取消后所产生的效果。 为此，我们每隔十分钟查询一次谷歌地图界面，24小时不间断。 通过这样对每条此前受规则约束的道路进行实时众包交通数据分析，我们得以确定政策暂停之后交通流的变化情况。

2. For a complex system such as the world economy, understanding the past – for example, the massive decline in manufacturing employment in almost all countries over the past two decades – is already hard enough. What is more easily ascertained are the causal links that might determine the outcome.

   现在断言哪一方的观点正确恐怕还为时尚早。 物理学家尼尔斯·博尔曾经说过 ， “ 做预测的难度很大，尤其是预测未来 。 ” 具体到世界经济这样的复杂系统，了解过去 — — 如过去20年来几乎所有国家制造业就业人数的大幅下滑 — — 本身已经具有很大难度。 可能决定最终结局的因果关系或许才是比较容易确定的因素。