飓风来袭(1)
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科学60秒:欧洲祖先原来很晚才学会生火的
Imagine life without fire. A lot of huddling for warmth. The ___1___ was that humans could make and control fire when they first migrated north to colder Europe, about a million years ago. But n...
科学60秒:模型预测之下的战争与和平
Oh _______1_______. Or so it may seem. Because many social networks eventually evolve into one of just two states. We either all get along. Or an unbridgeable divide develops. And a new mathemati...
G7成员国同意金融行动计划 (1)
七国首脑出席长达一整天的会议,各财长、行长承诺采取联合行动。 Hints: Henry PaulsonThe top officials from Europe, North America and Japan agreed on a joint action to stabilize markets and restore c...
新德里会谈纪要(1)
新德里六方会谈,各国经济贸易部长希望取得的进展和突破并没有达成With six trade ministers from major economic powers in one room there was anticipation of a breakthrough for stalled talks on liberal...