单词	ground level
释义	ground level noun plural ground levels 1 a : the level of the ground taken as a reference point From ground level, the arrayed fields of feed corn and soybeans look … like sprint tracks or Olympic pools, replete with the angles and alleys of serious tennis. David Foster Wallace These survey flights were conducted at 300 feet above ground level. During the return flight to Schefferville, the aircraft descended and flew over terrain at an altitude varying between 100 and 40 feet above ground level. Targeted New Service compare sea level b : the story (see story entry 3 sense 1a) of a building with its floor aligned to ground level : ground floor sense 1 It was a two-story house with white siding on the ground level … Neil Sheehan 2 : the state of a physical system (as of an atomic nucleus or an atom) having the least energy of all the possible states : ground state Word History First Known Use 1787, in the meaning defined at sense 1
随便看	camphoronic acid camphoroyl camphors camphorsulfonic acid camphorweeds camphorwood camphoryl Campi campi campi santi Campidanese campier campiest Campignian campilan campily Campinas Campine campiness campinesses camping camping (out in) camping (out) camping out camping out in

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