His experimentation started with using a laser pointer to send a beam of light through a glass of milk (an experiment I recreate below).
他开始试验用激光教鞭派手电光透过一杯牛奶(我再造一个实验段)。
His experimentation started with using a laser pointer to send a beam of light through a glass of milk (an experiment I recreate below).
他开始试验用激光教鞭派手电光透过一杯牛奶(我再造一个实验段)。
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