So if you've ever done something bad like drop your laptop or smack your computer and you've never been told not to do this.

如果你以前做过类似的摔或拍打电脑,并且没有人告诉你不可以这样做。

哈佛公开课 - 计算机科学课程节选

You may know that there are big fights being waged around the country now between governments that want restaurants to put calories on their labels -not on labels but on the restaurant menus, or on the menu boards in the restaurant, and the restaurant industry doesn't want this at all.

你们或许知道在政府与餐饮业间,正在进行一场大争斗,政府要求餐馆将食物的热量值写在标签上,不是标签而是餐馆菜单或菜单板上,而餐饮业很不愿意这样做

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选