sth contribute to one's health by giving sb some physical exercise. 某物能有助于身体健康通过给某人一些身体锻炼
sth is harmful to/bad for /deterimental to health. 某物对健康有害
sth exert great pressure on sb. 某物给某人施加重压
sb may become more solitary and even suffer from certain mental illness. 某人可能变得孤僻甚至产生心理疾病
exercise can enhance immune function. 锻炼可以增强免疫力
release pressure 减压
乐趣
sth wil make one's life more enjoyable. that is to easy, sth can add color to the dull routine of everyday life. 某物可以使某人的生活更加有乐趣，也就是说，某物为每天枯燥的生活增添了一些色彩
sth have become the focus of one's life and the source of one's happiness and contentment.某物已成为某人生活的中心和快乐满足的来源
能力
equip sb with the ability to do sth. 使某人拥有做某事的能力
be competent enough to do sth 有能力做某事
tell the useful information from the useless one 从无用的信息中挑出有用信息
交流
develop and cultivate character and interpersonal skills 培养性格和人际交往能力
make eye contact 作眼神交流
live only in the virtual world 仅仅生活在虚拟世界
hinder communication 阻碍沟通
the internet enable more effective communication is some situations, but over-dependence on it actually pulls people apart. 网络在一些情况下使交流更有效，但是过度依赖实际是人们疏远
安全
sth pose a great threat to one's safety 某物对某人的安全造成巨大威胁
ensure the safety of sb 确保某人的安全
sth add to the safety of sth 某物增加了某事的安全
food safety 食品安全
知识
tap one's potential 开发潜能
help strengthen one's sense of responsibility 帮助加强某人的责任感
achieve one's goal 达成某人的目标
learn from mistakes 吸取教训
surmount difficulties 战胜困难
环境
to balance economic growth with environmental protection is highly important 权衡经济发展和环境保护是高度重要的
we all should bear in mind that environmental protection is everybody's duty. 我们都应该记住环境保护是每个人的职责
方便
sth can save sb a great deal of time, so sb would be able to concentrate more time and energy on one's academic work. 某物能节省大量时间，这会使某人有更多的时间和经历放在学习上
sth have brought people great convenience in doing sth.某物在人们做某事时带来了巨大的方便
there is no denying that sth have greatly enhanced work /study efficiency. 毋庸置疑，某物很大的提升了工作 /学习的效率
