大气: 1.(地球周围的气体) atmosphere; air2.(呼吸; 沉重的呼吸) breath; heavy breathing 短语和例子跑得直喘大气 breathe heavily from running; 吓得连大气也不敢出 catch or hold one's breath in fear
物理: 1.(事物的内在规律) innate laws of things2.(物理学) physics 短语和例子应用物理 applied physics; physical; 各种土壤的物理成分 the physics of different soils; 物理变化 physical change; 物理定律 physical law; 物理化学 physical chemi
