单词	sandglass
释义	sandglass noun sand·​glass ˈsan(d)-ˌglas  : an instrument (such as an hourglass) for measuring time by the running of sand Word History First Known Use 1556, in the meaning defined above sandglass noun as in hourglass Synonyms & Similar Words Relevance hourglass clepsydra sundial alarm clock stopwatch water clock time clock clock chronometer grandfather clock atomic clock chronograph timer timepiece timekeeper cuckoo clock watch
随便看	axmaster axmen Axminster axminsters axo- axodendrite axogamy axoid axoidean axoids axolemmas axolotl axolotls axon axonal axone axonemal axoneme axonemes axones Axonia axono- Axonolipa axonolipous axonometric

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