Leslie worries that the rise of the Internet, among other social and technological changes, has reduced our appetite for aimless adventures.

莱斯利担心，互联网的兴起以及其他社会和技术方面的变化已经降低了我们对没有目的的冒险的兴趣。

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Lack of sleep, as this can trigger metabolic changes that cause weight gain by affecting hormones that control appetite and satiety.

缺乏睡眠。因为缺乏睡眠能够激发代谢上的变化，进而影响激素水平，这些激素能够调控食欲和饱腹感的感知，最终使体重上升。

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Changes in appetite, and losing or gaining weight unintentionally.

胃口改变，无意的增加或减少体重。

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"This helps burst the bubble of those who have been claiming that my appetite for changes to the route around the harbour would mean the Department for Transport withdrawing all the money, " Mayor Ferguson said.

BBC: Bristol harbourside bus route changes agreed

Britons do seem to regard climate change as a problem, but there is little appetite for big lifestyle changes.

ECONOMIST: Flying and climate change

Labour accused the coalition government of "shutting out" the desire of Exeter and Norwich city councils to get unitary status, despite "genuine local appetite" for the changes.

BBC: Labour slams bid to prevent local government shake-up