Schalstein
辉绿凝灰岩
🗣️ 情景例句
Tomorrow night we'll be camping out in tents.
明天晚上我们将露宿在帐蓬里。
Last year, he applied to Harvard University for a scholarship and succeeded in passing a difficult examination.
去年，他向哈佛大学申请奖学金并通过了一个很难的考试。
Since its discovery, it has become a sort of potholers' Everest.
自从被发现以后，这个洞成了洞穴探险者的珠穆朗玛峰，