[, ]an act of putting your hands or fingers on sth 触摸；碰；触◆All this information is available at the touch of a button(= by simply pressing a button). 所有这些资料一按键都可以查到。
[] a small detail that is added to sth in order to improve it or make it complete 修饰；润色；装点◆I spent the morning putting the finishing touches to the report. 我花了一个上午为这份报告做最後的润色。
●be, get, keep, etc. in ˈtouch (with sb)to communicate with sb, especially by writing to them or telephoning them （与某人）有（或进行、保持等）联系◆I'll be in touch about the details next week. 下周我将联系相关人员了解有关细节。●be, keep, etc. in ˈtouch (with sth)to know what is happening in a particular subject or area 了解（某课题或领域的情况）◆It's vital to keep in touch with the latest innovations. 及时掌握最新技术很重要。high touch
