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	autosuggestive autosuggests autosynapsis autosyndesis autosyndetic autosyndetically autotelic autotelism autotelisms autotellers autotetraploid autotetraploidies autotetraploids autotetraploidy autotheism autotheist autotheistic autotheists autothermal autotimers autotomic autotomies autotomise autotomised autotomises

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