Diels
狄尔斯(①姓氏 ②Otto Paul Hermann, 1876-1954, 德国化学家, 曾获1950年诺贝尔化学奖)
🗣️ 情景例句
Have you been waiting for me for a long time?
你已经等我很久了吗？
How many pieces are you going to take?
你要拿几支？
How did the game turn out?
球赛结果如何？