美联社新闻一分钟 AP NEWS 2007-12-14

1. Former Senator George Mitchell calls the use of steroids in Major League Baseball the game's worst scandal in nearly ninety years .His report names Roger Clemens, Miguel Tejada and Andy Pettittee among the users. Mitchell says everyone in baseball in the last twenty years shares responsibility.

2. The storm system that iced over the Midwest has moved into the Northeast. It could drop a foot of snow in some places. Schools are closed and flights are cancelled.

3. Just days after accepting the Nobel Peace Prize for his environmental work, Al Gore¹ says the US is "principally responsible" for blocking progress at the UN conference on climate change. The meeting is a precursor² to talks in the US on reducing emissions³ that cause global warming.

4. Japanese scientists say this mouse doesn't experience fear. Just look at it nose to nose with a cat. They genetically⁴ modify it by removing certain nasal cells. Evidence they say that fear is a learnt response.

1 gore   

n.凝血，血污；v.（动物）用角撞伤，用牙刺破；缝以补裆；顶

参考例句：

• The fox lay dying in a pool of gore.狐狸倒在血泊中奄奄一息。
• Carruthers had been gored by a rhinoceros.卡拉瑟斯被犀牛顶伤了。

2 precursor   

n.先驱者；前辈；前任；预兆；先兆

参考例句：

• Error is often the precursor of what is correct.错误常常是正确的先导。
• He said that the deal should not be seen as a precursor to a merger.他说该笔交易不应该被看作是合并的前兆。

3 emissions   

排放物( emission的名词复数 )； 散发物（尤指气体）

参考例句：

• Most scientists accept that climate change is linked to carbon emissions. 大多数科学家都相信气候变化与排放的含碳气体有关。
• Dangerous emissions radiate from plutonium. 危险的辐射物从钚放散出来。

4 genetically   

adv.遗传上

参考例句：

• All the bees in the colony are genetically related. 同一群体的蜜蜂都有亲缘关系。
• Genetically modified foods have already arrived on American dinner tables. 经基因改造加工过的食物已端上了美国人的餐桌。 来自英汉非文学 - 生命科学 - 基因与食物