单词 漂流物 例句 DEFINITIVE EXAMPLES 权威例句〔chatter mark〕Geology One of a series of short scars made by glacial drift on a surface of bedrock.【地质学】 颤动擦痕:冰川漂流物在基岩表面留下的一系列短痕之一美国传统〔driftage〕Matter that has been carrie...