You describe something as palpable when it is obvious or intense and easily noticed.
①The tension between Amy and Jim is palpable.
②There is an almost palpable feeling of hopelessness.
《新闻周刊》一篇题为 Student debt is a curse upon America's future. Biden must wipe it out. 也出现了这个表达：
But words are more impalpable than bricks reading is a longer and more complicated process than seeing.
If you tell someone who is talking a lot or talking too loudly to pipe down, you are telling them to stop talking.
①Just pipe down and I'll tell you what I want.
②Like, " Pipe down , you annoying nut job." I'd never say that.
比如" 闭嘴，你这个烦人的疯子。" 我从来都不会这么说。