this and that์ด๊ฒ์ ๊ฒ(informal) various unspecified things. ex) "they stayed up chatting about this and that"drop the ball์ค์ํ๋ค (informal) make a mistake; mishandle things.sleuthํ์ , ํ์ฌ a person who investigates crimes; a detective.spook (์ฌ๋·๋๋ฌผ์) ๊ฒ๋จน๊ฒ ํ๋ค, ๊ฒ๋จน๋ค(informal) frighten; unnerve."they spooked a couple of grizzly bears"cold case ๋ฏธ์ ์ฌ๊ฑดex) Her biological mother received a shocking letter that took ..