they are very interesting class
... 所以最开心 » Once the most out the heart and therefore the most happy 他们上课很有趣 » They are very interesting class 温度波动：≤±0.5℃（振荡状态） » temperature fluctuations: ≤ ± 0.5° C (oscillating status) ..
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they are very interesting class
他们是非常有趣的类
以上为机器翻译结果，长、整句建议使用 人工翻译 。