For both, the study said, patterns of use and dependence are strongly influenced by factors like availability, price, regulations and social pressures, as well as pharmacological characteristics.

研究表明，对于这两类成瘾，使用方式及依赖度性受到诸如可获量、价格习惯、社会压力及药理特性等因素的影响。

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The children had owned their phones for 18 months, and their parents had made little effort to restrict their use before noticing how serious their dependence had become.

这两个孩子用手机都超过了18个月。而他们的父母在发现他们对手机产生严重依赖之前基本没有对他们使用手机作出严格的限制。

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We can all play a role in reducing our dependence on plastic, if we started to take some small steps in our everyday lives to be mindful of our plastic use.

如果我们开始在每天的生活中采取一些小措施来留意我们对塑料的使用，我们就可以在减少塑料依赖性中发挥作用。

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And of course, the over-use and over-dependence on software instead of just connecting with your audience, person to person.

FORBES: PowerPoint's Dirty Little Secret

Groups such as the Institute for the Study of Drug Dependence say that amphetamine use is actually falling, despite its association with the club scene.

BBC: Amphetamine brain damage measured

Since scarcely any electricity is generated in America by burning oil, the widespread use of such vehicles could greatly reduce our dependence on foreign sources of petroleum.

CENTERFORSECURITYPOLICY: Securing America��s energy needs