只有2秒，它被暴露在空气中？

Only the 2 seconds it was exposed to the air?

youdao

为了公平起见，iPhone会在它变得过于烫的时候给你警告提示，但是令人伤心的是，它被暴露于北极严酷的寒风中的时候并不会告警。

To be fair, the iPhone will warn you when it's gotten too hot but sadly it won't scream in outright pain as it is exposed to ill arctic winds.

youdao

就如同把苹果的“内部”暴露在空气之中那样，苹果很快就会变成棕色的-它被氧化啦。

This is the same reaction to air as an apple undergoes when the "insides" are exposed to air - it quickly browns due to oxidation.

youdao

And what this is is technically described as a decline in the tendency to respond to stimuli that are familiar due to repeated exposure.

它在学术上被描述为,由于重复暴露在刺激环境中,而造成对该刺激反应倾向的降低。

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