The hardest thing is getting hold of proper thick-walled jam jars; new, they can be more expensive than some cheap jams.

最大的问题是如何找到合适的厚壁果酱罐子：如果买新的，也许还不如直接买便宜的果酱划算。

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Here's an example that I used at the symposium: Everybody who drives the New Jersey Turnpike regularly knows that you'll hit a traffic jam at Exits 8 and 7.

我在研讨会上举了这样一个例子：任何一个经常走新泽西收费高速的人都知道，你会在7号和8号出口处遇到塞车。

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I took a short drive in Ford's new Fiesta compact car today. The route covered several miles through Manhattan, from a traffic jam on 42nd Street to a 70-mph stint on the West Side Highway.

天我小试了一把福特新推出的嘉年华小型车，在曼哈顿从拥堵的42街直到限速70迈的西侧高速公路，跑了几英里。

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We've also been keeping an eye on self-driving cars this week, like Ford's new Traffic Jam Assist technology, which could help ease congestion and improve the flow of traffic.

ENGADGET: Inhabitat's Week in Green: energy-harvesting toilet, LED lightbulb overhaul and a floating, solar-powered resort home

Colchester Borough Council has given outline planning permission both for the new factory and for new housing which the jam maker wants to help pay for the new building.

BBC: Tiptree Jam maker Wilkin and Sons allowed to spread

So by all means go ahead and purchase the "Nevermind" reissue or catch a showing of Cameron Crowe's new "Pearl Jam Twenty" documentary, and relive the glories of grunge's most commercial era.

CNN: Commentary: The roots of grunge run deep