Surprisingly, the mice preferred the "high effort" liquid from the first experiment, no matter if it was starchy or sweet.
奇怪的是，老鼠更喜欢在第一组试验中那些代表需要大量付出的液体，不论是含淀粉的还是含糖的。
Through wet etching and ultrasonic experiment, no film falling is observed with microscope.
对样品进行了湿法腐蚀和超声实验，在显微镜下观察无膜脱落现象发生。
Through wet etching and ultrasonic experiment, no film falling is observed with microscope.
对样品进行了湿法腐蚀和超声实验，在显微镜下观察无膜脱落现象发生。
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