noun 다운로드 🔗공유 생석회, 산화물 The substance which remains after a metal or mineral has been thoroughly burnt, once seen as being the essential substance left after the expulsion of phlogiston, but now recognised as being the metallic oxide (or, in some cases, the metal in a state of sublimation). Examples : "The alchemist, after heating the copper ore for hours, examined the reddish-brown calx remaining in the crucible. " 연금술사는 구리 광석을 몇 시간 동안 가열한 후, 도가니에 남은 붉은 갈색의 생석회를 조사했다. chemistry substance material mineral science AI와 채팅어휘 게임독해 연습
noun 다운로드 🔗공유 골대 구역 In the Eton College wall game, an area at the end of the field where a shy can be scored by lifting the ball against the wall with one's foot. Examples : "The team successfully scored a shy by kicking the ball against the calx. " 팀은 골대 구역에 공을 차서 득점에 성공했다. sport game area place AI와 채팅어휘 게임독해 연습
