The Mount Pintaubo eruption in 1991 released more than 20 million tons of sulfur dioxide into the atmosphere, causing a drop in temperature by half a degree Celsius for about two years.

1991年皮纳图火山爆发时释放了超过20亿多吨的二氧化硫进入大气，致使两年左右气温下降了1度半。

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The 2000 speech scored barely half the 1993 rating, a drop from 41.2 million viewers to 22.5 million.

2000年的讲话，收视率只相当于1993年的一半，从4120万下降到2250万观众。

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Incidentally, if you want to eat an apple and find a worm in it (and hopefully not half a worm), you can drop it in a bowl of salt water which will kill the worm.

顺带说一下，如果你想吃苹果然后发现里边有一条虫(希望不是半条)，你可以把它扔到一碗盐水里，这样可以杀掉虫子。

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I would be grateful if you would wait until that point if at all you possibly can. It just makes the whole thing work a little easier and it prevents that drop in the pit of my stomach when I see half of the class leave.

我将感激不尽,这样会好一点,以免我看到半数人走掉时,心情会受到影响。

耶鲁公开课 - 1945年后的美国小说课程节选

Jackson missed the resulting penalty but opened the second half with a drop-goal, only for Robinson to once again reply with a penalty.

BBC: Saracens 19-16 Gloucester

The fly-half saw a drop-goal attempt come back off the upright on the resumption before South Africa were again reduced to 14 men.

BBC: South Africa 31-19 New Zealand

According to Mr Gref, in 2006 the Russian workforce will decrease by 30, 000, while the next year will see a fall of more than 10 times that, culminating in a drop of half a million in 2008.

BBC: NEWS | Europe | Russia 'needs more immigration'