关系副词where在定语从句中经常可以和in which互换, 如：The restaurant where (in which) my cousin works is really expensive. 在你的句子里作者用了where , 当然也可以用in which. in which 用于正式文体，where 常用于非正式，如口语。 另例：Do you want to add the television in a way where it is only visible when it is being used and just disappears other times? （出自英语国家媒体）。
