Known officially as "event data recorders" or EDRs, they work much like an airplane's black box in that they only capture data related to a crash.

车用“黑匣子”的学名为车辆事故数据记录仪(EDR)，工作原理与飞机“黑匣子”非常相似，仅记录与交通事故有关的数据。

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As one of the important parts of children's emotional socialization, children's emotional display rules (EDRs) have attracted more and more researchers 'attention.

儿童情绪表达规则作为儿童情绪社会化的重要内容之一，得到越来越多国内外研究者的关注。

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Now, it looks like the department is considering taking its policy a step (or several) further: a memo reveals that the National Highway Traffic Safety Administration plans to propose later this year that all new passenger vehicles have EDRs.

ENGADGET: Transportation Department to propose mandatory black boxes in passenger vehicles?