单词	ultraserious
释义	ultraserious adjective ul·​tra·​se·​ri·​ous ˌəl-trə-ˈsir-ē-əs  : extremely serious: such as a : very thoughtful or subdued in appearance or manner wearing an ultraserious expression b : having exceedingly important or dangerous consequences an ultraserious problem/injury also : involving or deserving an exceedingly large amount of thought, attention, or work an ultraserious topic c : not joking or funny her ultraserious tone/expression d : extremely interested or devoted an ultraserious student e : exceedingly great or impressive in quality, quantity, extent, or degree an ultraserious piece of equipment Word History First Known Use 1851, in the meaning defined above
随便看	jakes jakeses jakfruit jakhalsbessie jakkalsbessie jako jaks Jakun jakuns Jalal-Abad Jalandhar jalap jalapa jalapeno jalapenos jalapeño jalapeños jalapins jalaps jalee work jaleo Jalisco jalopies jaloppies jalops

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