Underclay
n. (煤层下的)底黏土层
🗣️ 情景例句
The hi-tech industry attracts much venture capital.
高科技产业吸引着许多风险投资。
You are fatter than I am.
你比我胖。
Sure enough, a policeman arrived on the scene and politely asked the workmen to go away.
果然，警察来了，不礼貌地请工人离开此地；