Traditional barriers suit calm waters but not surf zones, while drones are effective and popular. Personal deterrents show promise but need greater public awareness, said the study co-author Charlie ...

据微软娱乐首席项目经理 Libby Duzan 称，微软设计纸牌游戏的初衷是「安抚那些被操作系统吓倒的人」。在当时许多用户还不熟悉图形用户界面的情况下，事实证明它的确有助于让他们熟悉鼠标的使用，尤其是点击和拖放。

经观新科技 ...