I would think seriously about, if they do wrong, is it because I'm performance decline, so parents criticize me.

我会认真思考，自己是否做错，是不是因为我成绩下降了，所以家长批评我。

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In the spaceflight domain, performance decline of the thermal control coat is key factor which affects the space equipments 'life, so research its 'performance decline rules is very significance.

在航天领域，热控涂层材料性能退化是影响航天器寿命的关键因素之一，因而研究其性能退化规律，对于航天器寿命预测具有非常重要的意义。

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Some researchers at the meeting noted that there are reports of athletes who are acclimatised to altitude suffering a decline in performance after suddenly descending to sea level.

一些与会的研究员们提出，有报道称，习惯了高海拔的球员们会在陡降到海平面的比赛中表现下降。

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However, entire teams that were hired away intact experienced no performance decline.

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As a result, the Fortune 500 continue on their steep performance decline.

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These employees managed to keep up this routine for the first three years at the banks, but starting in the fourth year, some saw their performance decline, particularly when it came to creative thinking.

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