单词:
单词: 相关文章
This is Scientific American's 60-Second Science, I'm Steve Mirsky. Got a minute? A strain of mutant mice groom compulsively till they seriously injure themselves. The condition is considered a good animal model for OCD, and its similar to the human d
This is Scientific American's 60-Second Science.I'm Steve Mirsky. Got a minute? Hi. Im running. Im also telling some ofmy stem cells what to do right now. Well, I probably am, based on a new study with mice. We have what are called mesenchymal stemce
By David McAlary Washington 13 January 2006 A new study says United Nations health guidelines recommending iron supplements for anemic children could be dangerous in certain circumstances. Researchers
Can We Reduce HIV Infections to Zero? 我们可以将艾滋病感染率减至为零吗? From VOA Learning English, this is the Health Lifestyle report. 来自VOA,这里是健康生活频道。 A diagnosis of HIV/AIDS used to be a death sentence. 患有
奇葩事儿天天发生,愣是把小伙伴们吓成了宝宝。英语如何表达吓死本宝宝了? 1. Startle sb out of sth 这个短语意指把人吓得魂飞魄散, sth可以是one's wits,senses,或者mind,表示被吓得没了知觉
Voice 1 Thank you for joining us for todays Spotlight program. Im Ruby Jones. Voice 2 And Im Ryan Geertsma. Spotlight uses a special English method of broadcasting. It is easier for people to understand, no matter where in the world they live. Voice