单词	home signal
释义	home signal noun : a railroad signal placed at the beginning of a block to indicate whether or not the block is clear compare distant signal Word History First Known Use 1867, in the meaning defined above
随便看	stratifies stratiform stratify stratifying stratigrapher stratigraphers stratigraphic stratigraphic geology stratigraphic separation stratigraphic sequence stratigraphic throw stratigraphic trap stratigraphical stratigraphies stratigraphist stratigraphists stratigraphy stratiomyid stratiomyiid Stratiomyiidae strato- stratocirrus stratocracies stratocracy stratocrats

英语词典包含469781条英英释义在线翻译词条，基本涵盖了全部常用单词的英英翻译及用法，是英语学习的有利工具。