试着保持冷静，告诉我发生了什么。
轮到我时，我试着保持冷静，面带笑容地走上台。
When it was my turn, I tried to stay calm and walked onto the stage with a big smile.
即使你在一个非常紧急的时间内操作，在你进行操作时，也要试着保持冷静，和镇静。
Even if you're operating under a tight deadline, try to remain calm, and collected, as you proceed.
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