清洁型煤炭 (1)
Geoff Wilson
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- 剑桥少儿英语
科学60秒:可以救命的“关怀短信”
You’ve got a text message. You open it up. “How are you?” it asks. That seems like an almost ____1____ question. But that simple message once a week, made HIV-positive recipients significantly...
“痒”基因(1)
科学家发现“痒”基因,有可能帮助发现新疗法Itchy skin is a common problem. Severe itching can interfere with sleep or lead to painful damage from scratching. Now, scientists may have a way to deve...
走进华盛顿大学(1)
留学生系列节目之华盛顿大学A student at Xinjiang Normal University in China has a question for our Foreign Student Series. Akbar Mamat wants to go overseas after graduation and would like some inf...
发展中国家孕妇需要补充维他命(1)
科学家发现,孕妇补充复合维他命可以有效降低产生低重婴儿的几率A recent study in Tanzania found that when pregnant women took vitamins every day, fewer babies were born too small. Babies that weigh...