单词	天然宝石
释义	天然宝石natural stone
随便看	physics and chemistry computing physics-- applied physics-based model physics computing physics-- cosmic-ray physics-- fission physics-- medical physics-- medium-energy nuclear physics-- meson physics model physics-- neutron physics-- nuclear physics of body movements physics of crystal growth physics of magnetic recording physics, pile-neutron physics-- pile-neutron physics, soil physics-- solid-state physics-- x-ray physics， applied physics， atomic physics， cosmic-ray physics， electron physics， experimental nuclear