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最佳答案:【翻译】:He made an experiment on a mouse .老鼠的单数形式是:mouse在……上做实验:make an experiment
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最佳答案:翻译为:1.He made one experiment after another,finally proved that his theory was ri
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最佳答案:受伤嘅鲨鱼 我讲嘅唔单单系一个科学故事.几年前,喺美国有几位研究水生物嘅科学做咗一个咁样嘅实验.佢哋喺一个大水池里面放咗一头鲨鱼同几条小鱼,但系却喺池中间加咗块