单词 冰碛 例句 DEFINITIVE EXAMPLES 权威例句〔drift〕Geology Rock debris transported and deposited by or from ice, especially by or from a glacier.【地质学】 冰碛:由或从冰,尤其是冰山,移动和沉积的碎屑美国传统〔drumlin〕An elongated hill or ridge of glac...