interjection🔗Share哎，唉，哎呀. Used to express sorrow, regret, compassion or grief."I wanted to catch the last bus home, but alas, I was ten minutes late and had to take a taxi instead."我本来想赶上最后一班回家的公交车，唉，还是晚了十分钟，只好打车了。emotionlanguageliteratureexclamationChat with AIVocabulary GamePractice Reading
noun🔗Share阿拉斯 (ālāsī), 地陷湖, 热融喀斯特洼地 A type of depression which occurs in Yakutia, formed by the subsidence of permafrost."The geologist studied the alas in Yakutia, noting how its formation affected the local villages. "地质学家研究了雅库特的阿拉斯地陷湖，并记录了它的形成如何影响当地村庄。geologyenvironmentgeographyareaChat with AIVocabulary GamePractice Reading
