... pre-service training 职前训练 pre-speaking activity 说话前的活动 pressure 压力 ...
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pre-speaking activity
那些所谓的活动
以上为机器翻译结果，长、整句建议使用 人工翻译 。
It sends data to iPhones (Android's in development) running the Melon app, which translates that info into a focus graph -- generally speaking, the higher the neural activity in your pre-frontal cortex, the higher your level of focus.
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