单词	Riefler clock
释义	Riefler clock noun Rief·​ler clock ˈrēflə(r)- : a high-precision standard clock having a pin escapement and a partially free mercurial pendulum Word History Etymology after Siegmund Riefler †1912 German engineer
随便看	scale bark scale bug scale carp scale caterpillar scale degree scale dove scale duck scale effect scale fern scale fly scale hopper scale house scale insect scale leaf scale model scale moss scale rule scale step scale tank scale the heights of scale wax scale worm scale-down scale-tailed squirrel scale-up

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