单词：macaya
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This is Scientific American's 60-Second Science. I'm Cynthia Graber. This will just take a minute. Batteries of the future need to deliver more energy, and they need to be smaller. Researchers at MIT think they have developed a technology that can, a
Scientific American(四)月
Sometimes, I feel like The world's against me and it's out to get me Insecure and paranoid Am I over? Overreacting Do I see things? That aren't there I ask myself, am I moving too fast? Do I move too slow? I contradict myself every time I ask these q
节奏布鲁斯
A: Hello, could you tell me my test results? B: Your results are posted on the website. Just put in your password and you can see the exact numbers. A: Are you saying that all my results were normal? B: We always contact you by phone to come in if th
英语情景对话-健康
Are you a normal person？ 你是正常人吗？ During a visit to the mental asylum, a visitor asked the director ..., What is the criterion that defines a patient to be institutionalized? Well... said the director, we fill up a bathtub, and we offe
趣味英语
Sometimes, I feel like The world's against me and it's out to get me Insecure and paranoid Am I over? Overreacting Do I see things? That aren't there I ask myself, am I moving too fast? Do I move too slow? I contradict myself every time I ask these q
节奏布鲁斯
Are you a normal person？ 你是正常人吗？ During a visit to the mental asylum, a visitor asked the director ..., What is the criterion that defines a patient to be institutionalized? Well... said the director, we fill up a bathtub, and we offe
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