科技就像一把双刃剑，给我们的生活既带来了好处也带来了坏处。
Technology is like a two-edged sword - it has generated boons as well as banes to our lives.
一些人认为它是上天给予的礼物，而另一些人则认为它给人类带来了坏处。
Some people suggest that it is the gift from the heaven, while others argue that it bring has bring disadvantages to human beings.
在美国的所有交通运输工具中，汽车对人们的影响最大，既带来了好处，又带来了坏处。
Of the forms of transportation available in the United States, the car has had the greatest impact, both positively and negatively.
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